CN201389087Y

CN201389087Y - Tool car bur clamp of micro high-speed polisher

Info

Publication number: CN201389087Y
Application number: CN200920003504U
Authority: CN
Inventors: 杨健成
Original assignee: QUEN LIN INSTRUMENTS CO Ltd
Current assignee: QUEN LIN INSTRUMENTS CO Ltd
Priority date: 2009-01-15
Filing date: 2009-01-15
Publication date: 2010-01-27
Anticipated expiration: 2019-01-15

Abstract

The utility model discloses a tool car bur clamp of a micro high-speed polisher, which comprises a power rotating shaft, a release lever, a chuck and other components. The power rotating shaft is driven by and is connected with a power source. The limiting column of the release lever penetrates through and is limited in a limiting hole at the top end part of the power rotating shaft. The chuck is embedded at the bottom end part of the power rotating shaft. The elastic stress rabbet of the chuck corresponds to a guide pillar at the bottom end part of the release lever so that the clamping action of the chuck can be controlled through pressing the release lever. The chuck achieves the aim of tightly clamping the tool car bur by virtue of the elastic resetting effect of the metal material thereof.

Description

The tool car pin anchor clamps of miniature high-speed polisher

Technical field

This utility model relates to a kind of tool car pin jig Design of miniature high-speed polisher, refers to that especially a kind of tool car pin that dental medical tool or skilled worker's mobile phone be provided imposes the quick detach clamp structure of splendid clamping power.

Background technology

General dental medical tool 10 (is commonly called as dental engine, as shown in Figure 7) or the tool car gauge of skilled worker's mobile phone (miniature engraving tool), be that standard is 1.59mm～1.60mm according to the diameter of international iso standard car pin, so the clamp structure of dental medical tool 10 or skilled worker's mobile phone must have meticulousr structure and clamping power, firmly clamping device car pin grinds operation to implement brill under the state that circles round at a high speed.

Previous as the novel patent announcement of TaiWan, China do for M344141 number " the clamping drum improvement of the machine of grinding one's teeth in sleep is at a high speed constructed ", novel patent announcement do for No. 433120 tool construction of clipping tool heads " fast ", case disclosed for novel patent announcement the 443173rd " pen type pneumatic polisher " and novel patent announcement the 268324th " the pneumatic polishing driving head of pen type structural improvement " etc., all be at the anchor clamps of dental medical tool or skilled worker's mobile phone and bestow innovative design, the technical characterictic that uses of the case space that still makes progress before taking off in the thought, it is the creation spirit of adhering to meticulous research and development with this utility model people, break through the important document in the past needed loaded down with trivial details number of assembling steps and manufacturing procedure to finish, reach the innovation structure of this case " the tool car pin anchor clamps of miniature high-speed polisher " finally and propose patent application.

The utility model content

(1) technical problem of Xie Jueing

Main purpose of the present utility model is to provide a kind of tool car pin jig Design of miniature high-speed polisher, makes anchor clamps still have a splendid clamping power when the trickle tool car pin of clamping, can guarantee the unlikely generation of tool car pin disappearances such as flying needle is arranged.

Secondary objective of the present utility model is to provide a kind of tool car pin jig Design of miniature high-speed polisher, make chuck can utilize the rigid structure of bottom holding parts and provide and encircle neck needed clamping when the secondary operations operation, chuck can be reached smoothly for the processing conditions of bulk metal rerum natura, and then guarantee to control certain workmanship.

(2) technical scheme of Cai Yonging

For achieving the above object, this utility model provides a kind of tool car pin anchor clamps of miniature high-speed polisher, and these anchor clamps are formed by drive power source power shaft and a built-in release lever and the jaw member of power shaft in succession by one, wherein:

Power shaft is that inside forms axis hole, in the spacing hole and the extraneous conducting of a smaller aperture due in succession of the top of axis hole;

The body of rod that release lever is bar footpath to be complementary with the axis hole aperture of power shaft, this body of rod inside provides the perforation of a step shape, makes the body of rod be made of the limited post of a upper end and the guide pillar of a bottom, forms a starting taper face in the outside, bottom of guide pillar;

Chuck, be one to have the metal body of shaft through-hole, make the upper end of chuck radially be provided with the roof pressure notch of a curved arc shape, respectively cut open in the both sides of notch bottom tube wall and to be provided with a stress groove, make the shaft through-hole of chuck form a clamping part in this stress groove to roof pressure notch paragraph, in the outside of this stress groove section body upthrow light one ring neck is arranged in addition, make chuck in the caliber of the vertical caliber of ring neck less than chuck integral body, the bottom both sides of this chuck outside pipe respectively form a braking caulking groove, form a holding parts in braking caulking groove and the section that encircles collar;

Utilize above-mentioned member, the axis hole bottom of Schilling release lever ultromotivity rotating shaft is inserted, and make the limited post of release lever pass the overhanging top end face that is exposed to power shaft from spacing hole, again chuck is inserted from the axis hole bottom with notch, make notch can contact starting taper face in the release lever bottom, after treating that chuck is inserted in the axis hole fully, aperture with axis hole imposes the processing reducing again, the part wall material at place, axis hole aperture is absorbed in the braking caulking groove, make chuck and power shaft form the interlock state, so can form the anchor clamps of tool car pin.

In the such scheme, make spacing hole be provided with one or more position-limited edge.

In the such scheme, make the big order-opening footpath of perforation suitable with the bar footpath of tool car pin.

In the such scheme, the cylinder external form of this limited post is to form corresponding kenel with the position-limited edge of spacing hole.

In the such scheme, the bar of the aperture of this shaft through-hole and tool car pin footpath is suitable.

In the such scheme, make the aperture of the aperture of chuck clamping part section less than shaft through-hole.

In the such scheme, make the axis hole aperture of the caliber of chuck holding parts and power shaft suitable.

(3), the technique effect of obtaining

This utility model do " the tool car pin anchor clamps of miniature high-speed polisher " design be to be applied on dental medical tool or the skilled worker's mobile phone, so be subject to the size of tool car pin 4, cause the overall dimensions of chuck 3 to dislike trickle slightly, so this chuck 3 is when secondary operations buffing ring neck 35, must utilize and be positioned at the ring holding parts 37 of neck 35 below and fix with the enforcement clamp, so the processing operator can carry out and further keep the stability of processing precision smoothly, uses to promote the yield of producing.

Moreover this chuck 3 is the elastic reset effects that rely on its metal material, and then reaches the purpose that clamping part 34 grips tool car pin 4, so the chucking power of chuck 3 system is encircled the control that size influences of neck 35, the polishing degree of depth of ring neck 35 is darker, and metallic spring stress is then softer, causes chucking power littler; Otherwise, the polishing degree of depth of ring neck 35 is more shallow, metallic spring stress is then harder, cause chucking power bigger, so for the chucking power condition (for same metal material) of chuck 3, be to utilize the depth degree of 35 ones on buffing ring neck and controlled, so this utility model has splendid advantage for this condition, this is to be indebted to the condition that chuck 3 has a preferable holding parts 37 fully, thereby causes processing precision and can be controlled as predetermined requirement.

The structure of above-mentioned stress groove 33 is formed, and can make the clamping part 34 of chuck 3 have an appropriateness and extend out distortion nargin; If this, when release lever 2 vertical limited posts 21 are passed downwards by external force, guide pillar 22 will be glided along axis hole 11 inwalls, be make guide pillar 22 bottoms starting taper face 221 pushing tow chucks 3 notch 32 and make clamping part 34 stressed extending out, using the shank that makes tool car pin 4 can pass through clamping part 34 easily and debouch in the perforation 23, treat that the vertical external force of pushing of release lever 2 is when removing, this chuck 3 utilizes the metallic elastic stress of ring neck 35 that clamping part 34 will inwardly be resetted, because of bar footpath, the aperture of clamping part 34, so tool car pin 4 can be subjected to chuck 3 to give firm clamping less than tool car pin 4; So, even tool car pin 4 can utilize the folding up action of clamping part 34 and have the effect of quick loading and unloading.

Description of drawings

Figure 1 shows that three-dimensional combination sketch map of the present utility model.

Figure 2 shows that the solid combination sketch map of looking at the bottom of this utility model.

Figure 3 shows that perspective exploded view of the present utility model.

Figure 4 shows that the cross-sectional view of this utility model chuck.

Figure 5 shows that the three-dimensional combination of section of the present utility model sketch map.

Figure 6 shows that this utility model is applied to the section combination sketch map of dental medical tool.

Figure 7 shows that the schematic appearance of general dental medical tool.

Main figure number explanation:

1---power shaft 11---axis hole

12---spacing hole 121---position-limited edge

2---release lever 21---limited post

22---guide pillar 221-starting taper face

23---perforation 3---chuck

31---shaft through-hole 32---notch

33---stress groove 34---clamping part

35---ring neck 36---braking caulking groove

37---holding parts 4---tool car pin

The specific embodiment

Following adjoint embodiment is described in detail as follows this utility model architectural feature and other effect, purpose:

As shown in Figures 1 and 2, this utility model do " the tool car pin anchor clamps of miniature high-speed polisher " design, these anchor clamps are mainly formed by members such as a built-in release lever 2 of drive power source power shaft 1 in succession and power shaft 1 and a chuck 3 by one, only the body of rod of this power shaft 1 outside with power source in succession partly be suitable with prior art, so do not give unnecessary details separately in this, it is characterized in that:

Power shaft 1, it is the column body of rod (as Fig. 3 and shown in Figure 5) that an inside forms axis hole 11, wherein in the top of axis hole 11 in succession the spacing hole 12 of a smaller aperture due and with extraneous conducting, this spacing hole 12 can be provided with one or more position-limited edge 121 (being four position-limited edges shown in the figure), and the end in addition of axis hole 11 directly connects to body of rod outside, wait to be built in release lever 2 in the axis hole 11 and chuck 3 implant finish after, aperture with axis hole 11 imposes processing reducing (as Fig. 5 and shown in Figure 6) again, makes release lever 2 and the chuck 3 unlikely axis holes 11 that withdraw from.

Release lever 2, its body of rod comprises the limited post 21 of a upper end and 22 liang of zones of guide pillar of a bottom, the bar footpath that makes release lever 2 is complementary with axis hole 11 apertures of power shaft 1, and the cylinder external form of limited post 21 forms corresponding kenel with the position-limited edge 121 of spacing hole 12, and form a starting taper face 221 in the outside, bottom of guide pillar 22, and release lever 2 provides the perforation 23 of a step shape in body of rod inside, makes the big order-opening footpath of perforation 23 suitable with the bar footpath of tool car pin 4.

Chuck 3, be one to have the metal body (as shown in Figures 3 and 4) of shaft through-hole 31, the bar footpath of the aperture of this shaft through-hole 31 and tool car pin 4 is suitable, wherein the upper end of chuck 3 radially is provided with the roof pressure notch 32 of a curved arc shape, and the both sides tube wall in notch 32 bottoms respectively cuts open and is provided with a stress groove 33, make the shaft through-hole 31 of chuck 3 form a clamping part 34 in this stress groove 33 to roof pressure notch 32 paragraphs, make the aperture of the aperture of clamping part 34 sections less than other shaft through-hole 31 sections, the secondary operations polishing has a ring neck 35 on the outside body of these stress groove 33 sections in addition, order ring neck 35 vertical calibers are less than the caliber of chuck 3 integral body, respectively form a braking caulking groove 36 again in the both sides, bottom of this chuck 3 outside pipe, form a holding parts 37 in the section of braking 35 on caulking groove 36 and ring neck, the aperture of the caliber of this holding parts 37 and axis hole 11 is suitable.

Utilize above-mentioned member (as Fig. 5 and shown in Figure 6), axis hole 11 bottoms of Schilling release lever 2 ultromotivity rotating shafts 1 are inserted, and the limited post 21 of release lever 2 is passed and the overhanging top end face that is exposed to power shaft 1 from spacing hole 12, again chuck 3 is inserted from axis hole 11 bottoms with 32 ones in notch, notch 32 can be contacted in the starting taper face 221 of release lever 2 bottoms, after treating that chuck 3 is inserted in the axis hole 11 fully, aperture with axis hole 11 imposes the processing reducing again, the part wall material at place, axis hole 11 apertures can be absorbed in the braking caulking groove 36, make chuck 3 and power shaft 1 form the interlock state, so can form the anchor clamps of tool car pin.

In sum, really visible this utility model " the tool car pin anchor clamps of miniature high-speed polisher " design, really make anchor clamps in processing procedure, own the advantage of accurate secondary operations easily, make anchor clamps can reach default chucking power condition, promote the nothing blackmail, and its means utilization also belongs to the initiative novelty so seen effect, ought to close in patent requirement, apply in accordance with the law for this reason novelly, only please an ancient unit of weight office give and detailedly examine and grant quasi patent that the true feeling moral just.

The above only is preferred embodiment of the present utility model, when not limiting practical range of the present utility model with this, so all simple and equivalences of being done according to this utility model claims and utility model description change or modify, all should still belong to the scope that this utility model patent contains, the spy is Chen Ming in the lump.

Claims

1, a kind of tool car pin anchor clamps of miniature high-speed polisher, these anchor clamps are formed by drive power source power shaft and a built-in release lever and the jaw member of power shaft in succession by one, it is characterized in that:

2, the tool car pin anchor clamps of miniature high-speed polisher according to claim 1 is characterized in that, make spacing hole be provided with one or more position-limited edge.

3, the tool car pin anchor clamps of miniature high-speed polisher according to claim 1 is characterized in that, make the big order-opening footpath of perforation suitable with the bar footpath of tool car pin.

4, the tool car pin anchor clamps of miniature high-speed polisher according to claim 1 is characterized in that, the cylinder external form of this limited post is to form corresponding kenel with the position-limited edge of spacing hole.

5, the tool car pin anchor clamps of miniature high-speed polisher according to claim 1 is characterized in that, the bar footpath of the aperture of this shaft through-hole and tool car pin is suitable.

6, the tool car pin anchor clamps of miniature high-speed polisher according to claim 1 is characterized in that, make the aperture of the aperture of chuck clamping part section less than shaft through-hole.

7, the tool car pin anchor clamps of miniature high-speed polisher according to claim 1 is characterized in that, make the axis hole aperture of the caliber of chuck holding parts and power shaft suitable.