CN201455746U

CN201455746U - Improved structure of drill bit grinding machine

Info

Publication number: CN201455746U
Application number: CN2009200977552U
Authority: CN
Inventors: 刘明辉; 刘俊廷
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-07-14
Filing date: 2009-07-14
Publication date: 2010-05-12
Anticipated expiration: 2019-07-14

Abstract

The utility model provides an improved structure of a drill bit grinding machine. A positioning operation device is composed of a positioning bottom plate, a side upright plate, a rotating piece and a limited sleeve element which are locked on a base plate in an integrated manner to match a correcting device, a grinding device and a chamfering device for grinding a drill bit. One side edge of the positioning bottom plate is an inclined plane so as to lock the side upright plate, the inclined plane is nearly vertical to a cutting face of a grinding wheel of the grinding device, the side upright plate is locked on the inclined plane of the positioning bottom plate, a penetrating hole is arranged at the inner side for a shaft post of the rotating piece to carry out inserting combination, the rotating piece is provided with the shaft post near the rear part, the shaft post is combined on the penetrating hole of the side upright plate in pivoting and penetrating manners, and a long column-shaped grip handle is combined at the front side edge in a locking manner; one side edge of a limited sleeve is the inclined plane so as to lean against one side of the rotating piece in a locking manner; the grip handle is pulled downwards so as to lead the rotating piece to drive the limited sleeve, a clamping piece and the drill bit to rotate certain angle with the shaft post as a supporting point, and the front end of the drill bit can be ground into a drill point at correct angle by the cutting face of the grinding wheel. The improved structure in the utility model achieves the effects of grinding the drill bit with simple operation and improving the grinding precision of the drill bit.

Description

Improved drill grinder structure

Technical field

The utility model relates to a kind of improved drill grinder structure.

Background technology

As depicted in figs. 1 and 2, it is general existing bit dresser, mainly by base 11, horizontal location seat 12, perpendicular positioning seat 13, correcting mount 14, be assembled with the motor 15 of emery wheel 151, centralized positioning part 16 and rotatable nested base 17 constitute, it sets the central point of drill bit 18 by centralized positioning part 16 and correcting mount 14, and centralized positioning part 16 and drill bit 18 integral body must be got the central seats that directly face the stage 14 of leaving school, the rotatable nested base 17 of inserting horizontal location seat 12 again makes drill bit 18 be subjected to emery wheel 151 grinding cutting faces 181 inclined-planes, continues can make drill bit 18 be subjected to emery wheel 151 to grind auxiliary angle of moving back bits angle 182 by perpendicular positioning seat 13; Its perpendicular positioning seat 13 is borrowed the top of bolt 131 lockings at holder 152, just near the top of emery wheel 151, because the fixed distance of perpendicular positioning seat 13 and emery wheel 151, therefore, auxiliary bits angle 182 dead points that move back of its finishing abrasive drill 18 front ends are then fixed and can not be adjusted, this kind structure is desirable not to the utmost in the use, can't satisfy the demand on the industry at all.

The utility model content

Technical problem underlying to be solved in the utility model is, overcomes the above-mentioned defective that prior art exists, and a kind of improved drill grinder structure is provided, and it reaches the practical effect of ease of Use abrasive drill, and promotes the precision of abrasive drill.

The technical scheme that its technical problem that solves the utility model adopts is:

A kind of improved drill grinder structure, its positioning action device is made up of positioning plate, cant board, tumbler and restriction cover element, whole lock is contained in and cooperates means for correcting, lapping device, facing attachment for abrasive drill on the substrate, it is characterized in that, one side of this positioning plate is made as the inclined-plane with lock knot cant board, and this inclined-plane is established cutting face with the abrasive wheel of this lapping device and leveled off to vertical orientations; This cant board is to lock on the inclined-plane of positioning plate, and the inboard is provided with perforation and closes for the slotting roped party of the jack-post of tumbler; This tumbler is provided with jack-post near the rear, borrows this jack-post pivot to wear group in the perforation of cant board, and at its front side edge lock group leader column handle; This restriction cover one side is made as the inclined-plane, leans against this tumbler on one side with lock; According to last structure, down pulling handle, to make this tumbler be able to jack-post be that fulcrum drives restriction cover, holder and drill bit and and then rotates an angle, and can make the front end of drill bit be subjected to the cutting face of abrasive wheel to grind out the brill cutting edge of a knife or a sword of correct angle.

Aforesaid improved drill grinder structure, wherein the axis of the jack-post of tumbler is to establish to level off to parallel with the cutting face of this abrasive wheel.

The beneficial effects of the utility model are that it reaches the practical effect of ease of Use abrasive drill, and promotes the precision of abrasive drill.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is the schematic appearance of existing structure.

Fig. 2 is general drill bit schematic perspective view.

Fig. 3 is a combination schematic perspective view of the present utility model.

Fig. 4 is the exploded perspective schematic diagram of " positioning action device " of the present utility model.

Fig. 5 is a combination view of the present utility model.

Fig. 6 is an abrasive action side schematic view of the present utility model.

Fig. 7 is abrasive action of the present utility model () floor map.

Fig. 8 is abrasive action of the present utility model (a two) floor map.

The number in the figure explanation:

20 substrates

30 means for correctings

40 lapping devices, 41 abrasive wheels, 411 cutting faces

50 facing attachments

60 positioning action devices, 601 bolts

61 positioning plates, 611 locating holes, 612 elongated holes

613 screwed holes, 614 inclined-planes

62 cant boards, 621 plate faces, 622 locating holes

623 bolts, 624 spacer pins

626 perforation of 625 screwed holes

6261 axis

63 tumblers, 631 locating holes, 632 elongated holes

633 bolts, 634 jack-posts

6341 axis, 635 whirlpool type packing rings

636 nuts, 637 grub screws

638 handles

64 restriction covers, 641 screwed holes, 642 inclined-planes

643 large perforations, 644 alignment pins

65 drill bits, 651 holders

The specific embodiment

At first, see also Fig. 3 to shown in Figure 5, a kind of improved drill grinder structure of the utility model is mainly at assemblies such as substrate 20 tops assembling means for correcting 30, lapping device 40, facing attachment 50 and positioning action devices 60, wherein;

This positioning action device 60 includes elements such as positioning plate 61, cant board 62, tumbler 63 and restriction cover 64 again; And

The plate face of this positioning plate 61 is provided with locating hole 611 and elongated hole 612 passes for bolt 601, and these positioning action device 60 integral body are locked in appropriate position on the substrate 20, and the one side is made as inclined-plane 614 with screwed hole 613, with bolt 623 lock knot cant boards 62, be set as cutting face 411 with the abrasive wheel 41 of this lapping device 40 as for this inclined-plane 614 and level off to vertical orientations;

The plate face 621 of this cant board 62 is provided with locating hole 622, make bolt 623 pass locking on the inclined-plane of this positioning plate 61 614 screwed holes 613, so that the cutting face 411 of the abrasive wheel 41 of its plate face 621 relative these lapping devices 40 levels off to vertical orientations, be provided with the screwed hole 625 of putting spacer pin 624 for lock at this plate face 621 near upper outer in addition, the inboard is provided with perforation 626 and inserts knot for the jack-post 634 of tumbler 63;

These tumbler 63 middle parts are provided with locating hole 631 and elongated hole 632, and this locating hole 631 should limit cover 64 lockings for passing bolt 633, and be provided with jack-post 634 near the rear, whole by these jack-post 634 pivot groups in the perforation 626 of this cant board 62, locked with whirlpool type packing ring 635, nut 636, grub screw 637 again, and just make these elongated hole 632 pivots overlap spacer pin 624, in addition in front side edge lock group leader column handle 638, as long as upper and lower this handle 638 of pulling can be a fulcrum limit rotation cover 64 with this jack-post 634 promptly;

These restriction cover 64 1 sides are made as the inclined-plane 642 with screwed hole 641, with bolt 633 interlockings on one side at this tumbler 63, establish cutting face 411 with the abrasive wheel 41 of this lapping device 40 as for this inclined-plane 642 and level off to vertical orientations, offer large perforation 643 in its plate face and the holder 651 of drill bit 65 be housed for being nested with lock, projection on one side have can backstop holder 651 alignment pin 644;

According to above-mentioned structure, the axis 6261 of the perforation 626 of this cant board 62 of the utility model is established and is leveled off to parallelly with the cutting face 411 of this abrasive wheel 41, that is to say that the axis 6341 of the jack-post 634 that makes this tumbler 63 levels off to parallel with the cutting face 411 of this abrasive wheel 41.

Now again operating position of the present utility model and operation principle are described below:

Please cooperate referring to Fig. 6 to shown in Figure 8, the improved drill grinder structure of the utility model, be drill bit 65 and holder 651 are inserted the middle correction of means for correcting 30 simultaneously and to lock, insert again in the large perforation 643 of this restriction cover 64, hand grip 638 is down pulled so that this tumbler 63 is able to jack-post 634 and is driven restriction cover 64 simultaneously for fulcrum, holder 651 and drill bit 65 are along with rotating an angle, because the axis 6341 of the jack-post 634 of this tumbler 63 of the utility model is established and is leveled off to parallel with the cutting face 411 of this abrasive wheel 41, this moment, the front end of drill bit 65 just was subjected to the cutting face 411 of abrasive wheel 41 to grind out the brill cutting edge of a knife or a sword of correct angle, so promoted the precision of the utility model abrasive drill.

As for power supply control distribution of the present utility model loop,, no longer given unnecessary details in this for general prior art.

In sum, the utility model " improved drill grinder structure " design, the axis of the jack-post of its tumbler is to level off to the space structure of parallel innovation with the cutting face of abrasive wheel, to grind out the brill cutting edge of a knife or a sword of correct angle, and bring into play the practicality of simple and easy abrasive drill, really overcome the shortcoming of conventional art, the utility model is in structural design, use on practicality and the cost benefit, it is required to meet industry development fully, and the structure that is disclosed also is to have unprecedented innovation structure, has novelty, creative, practicality meets the regulation about novel patent requirement, so mention application in accordance with the law.

The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.

Claims

1. an improved drill grinder is constructed, and its positioning action device is made up of positioning plate, cant board, tumbler and restriction cover element, and whole lock is contained in and cooperates means for correcting, lapping device, facing attachment to supply abrasive drill on the substrate, it is characterized in that,

One side of this positioning plate is made as the inclined-plane with lock knot cant board, and this inclined-plane is established cutting face with the abrasive wheel of this lapping device and leveled off to vertical orientations;

This cant board is to lock on the inclined-plane of positioning plate, and the inboard is provided with perforation and closes for the slotting roped party of the jack-post of tumbler;

This tumbler is provided with jack-post near the rear, borrows this jack-post pivot to wear group in the perforation of cant board, and at its front side edge lock group leader column handle;

This restriction cover one side is made as the inclined-plane, leans against this tumbler on one side with lock;

According to last structure, down pulling handle, to make this tumbler be able to jack-post be that fulcrum drives restriction cover, holder and drill bit and and then rotates an angle, and can make the front end of drill bit be subjected to the cutting face of abrasive wheel to grind out the brill cutting edge of a knife or a sword of correct angle.

2. improved drill grinder structure according to claim 1, it is characterized in that: the axis of the jack-post of described tumbler is to establish to level off to parallel with the cutting face of this abrasive wheel.