CN206717550U - Drill bit dressing device for drilling machine - Google Patents

Abstract

The utility model discloses a drilling machine drill bit trimming device, including a base, a horizontal positioning mechanism and a vertical positioning mechanism, a motor is fixedly installed on the upper surface of the base, a fixing seat is vertically installed on one side of the motor output shaft, one end of the motor output shaft passes through the fixing seat and is fixedly connected to the grinding wheel, the horizontal positioning mechanism is arranged on one side of the fixing seat, and the vertical positioning mechanism is arranged on the top of the fixing seat. The drilling machine drill bit trimming device is provided with a horizontal positioning mechanism and a vertical positioning mechanism, and the center point of the drill bit can be quickly positioned through the cooperation of the two, and the cutting surface and auxiliary chip removal angle of the drill bit can be accurately trimmed to achieve the purpose of rapid repair. The utility model is simple to operate, compact and light, can be moved at will, has a simple structure, and has a low production cost, and is worthy of promotion.

Description

Drill bit dressing device for drilling machine

technical field

The utility model relates to the technical field of drilling machine maintenance, in particular to a drilling machine drill bit trimming device.

Background technique

After the drill bit of the drilling machine is used many times, the cutting surface and auxiliary chip relief angle of the end are prone to wear, resulting in poor cutting, drilling and chip removal effects, so it must be ground and rested.

The existing drill bits mainly use hand-held grinding machines, which are inconvenient to use, and when the cutting surface of the drill bit is adjusted, a certain cutting angle needs to be adjusted, which is difficult to locate, and the drill bit after adjustment is easily scrapped, causing losses.

Utility model content

The purpose of this utility model is to provide a drilling machine drill bit trimming device to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions: a drilling machine drill trimming device, including a base, a horizontal positioning mechanism and a vertical positioning mechanism, the upper surface of the base is fixedly mounted with a motor, and the motor output shaft A fixed seat is vertically installed on one side, and one end of the output shaft of the motor passes through the fixed seat and is fixedly connected with the grinding wheel. The horizontal positioning mechanism is arranged on one side of the fixed seat, and the vertical positioning mechanism is arranged on the top of the fixed seat. The horizontal positioning mechanism includes a horizontal positioning seat, a first insertion hole is provided on the vertical surface of the horizontal positioning seat, and a first drill clamp is inserted and fixed in the first insertion hole, and the first drill clamp The outer surface is screwed with a first fastening ring. The bottom of the horizontal positioning seat is provided with a positioning turntable. The horizontal positioning seat is vertically fixed and installed on the upper surface of the positioning turntable by bolts. The vertical positioning mechanism includes a vertical positioning seat , the surface of the vertical positioning seat is provided with a second insertion hole, a second drill fixture is inserted and fixed in the second insertion hole, and the outer surface of the second drill fixture is screwed with a second fastening ring One end of the top of the fixed seat is provided with a mounting block, and a screw hole is opened on the mounting block, and the vertical positioning seat is fixedly connected with the mounting block by bolts.

Preferably, a scale is provided on the upper surface of the base outside the circumference of the positioning turntable, and a pointer is provided on the upper surface of the positioning turntable.

Preferably, the upper surface of the positioning turntable is provided with a positioning screw hole penetrating through its body, and a positioning bolt is screwed in the positioning screw hole.

Preferably, a bearing is provided at the connection between the output shaft of the motor and the fixing seat.

Preferably, four corners of the bottom of the base are fixedly equipped with supporting feet, and rubber damping pads are provided on the grounding surfaces of the supporting feet.

Compared with the prior art, the utility model has the beneficial effects that: the drill bit trimming device of the drilling machine is provided with a horizontal positioning mechanism and a vertical positioning mechanism. The cutting surface and auxiliary chip relief angle can achieve the purpose of quick repair. The utility model is simple in operation, compact and light, can be moved at will, has a relatively simple structure and low production cost, and is worthy of popularization.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural representation of the utility model fixed seat;

Fig. 3 is a schematic diagram of the explosion structure of the horizontal positioning mechanism of the present invention;

Fig. 4 is a schematic diagram of the exploded structure of the vertical positioning mechanism of the present invention.

In the figure: 1 base, 2 horizontal positioning mechanism, 21 horizontal positioning seat, 22 first insertion hole, 23 first drill clamp, 24 first fastening ring sleeve, 25 positioning turntable, 251 positioning screw hole, 252 positioning bolt, 26 pointer, 3 vertical positioning mechanism, 31 vertical positioning seat, 32 second insertion hole, 33 second drill fixture, 34 second fastening ring sleeve, 4 motor, 5 fixing seat, 51 installation block, 6 grinding wheel, 7 scale Ruler, 8 supporting feet.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1-4, the utility model provides a kind of technical scheme: a kind of drilling machine drill bit trimming device, comprises base 1, horizontal positioning mechanism 2 and vertical positioning mechanism 3, and the upper surface of described base 1 is fixedly installed motor 4. A fixed base 5 is installed vertically on one side of the output shaft of the motor 4. One end of the output shaft of the motor 4 passes through the fixed base 5 and is fixedly connected with the grinding wheel 6. The horizontal positioning mechanism 2 is arranged on one side of the fixed base 5. On the other hand, the vertical positioning mechanism 3 is arranged on the top of the fixed seat 5. The drill bit trimming device of the drilling machine is provided with a horizontal positioning mechanism 2 and a vertical positioning mechanism 3, and the center point of the drill bit can be quickly positioned through the cooperation of the two, and can be accurately positioned. Rest the cutting surface and auxiliary chip relief angle of the drill bit to achieve the purpose of quick repair.

Specifically, the horizontal positioning mechanism 2 includes a horizontal positioning seat 21, a first insertion hole 22 is opened on the vertical surface of the horizontal positioning seat 21, and a first drill bit is inserted and fixed in the first insertion hole 22. Fixture 23, the outer surface of the first drill bit fixture 23 is screwed with a first fastening ring 24, the bottom of the horizontal positioning seat 21 is provided with a positioning turntable 25, and the horizontal positioning seat 21 is vertically fixed and installed on the Position the upper surface of the turntable 25. When in use, insert the drill bit into the fixing hole of the first drill clamp 23, and clamp the drill bit by rotating the first fastening collar 24, so that the cutting surface of the drill bit can be formed in an arc by the grinding wheel 6. Grinding with a wide width of the shape surface, so that the correct bevel angle cutting surface can be restorated.

Specifically, the upper surface of the base 1 is provided with a scale 7 outside the circumference of the positioning turntable 25, and the upper surface of the positioning turntable 25 is provided with a pointer 26, and the horizontal positioning mechanism can be positioned by the cooperation of the pointer 26 and the scale 7. 2 angle for precise positioning, so that when the cutting surface of the drill bit is grinding and resting, the inclination angles of the cutting surface resting on both sides of the drill bit can be consistent, improving the quality of repair.

Specifically, the upper surface of the positioning turntable 25 is provided with a positioning screw hole 251 that runs through its body, and the positioning screw hole 251 is internally connected with a positioning bolt 252. After the angle of the positioning turntable 25 is adjusted, by rotating the positioning bolt 252, the positioning turntable 25 is fixed to prevent the rotation of the positioning turntable 25 from affecting the effect of drill bit repair.

Specifically, the vertical positioning mechanism 3 includes a vertical positioning seat 31, the surface of the vertical positioning seat 31 is provided with a second insertion hole 32, and a second drill bit fixture 33 is inserted and fixed in the second insertion hole 32. , the outer surface of the second drill clamp 33 is screwed with a second fastening ring 34, and one end of the top of the fixed seat 5 is provided with a mounting block 51, and a screw hole is provided on the mounting block 51, and the vertical positioning The seat 31 is fixedly connected with the mounting block 51 by bolts, and the vertical positioning mechanism 3 is used for resting the auxiliary chip relief angle of the drill bit. After fastening, the auxiliary chip relief angle of the drill chip relief groove is attached to the edge of the grinding wheel 6 for rest.

Specifically, a bearing is provided at the connection between the output shaft of the motor 4 and the fixing base 5 .

Specifically, the four corners of the bottom of the base 1 are fixedly equipped with support feet 8, and the ground surface of the support feet 8 is provided with a rubber damping pad, which slows down the vibration force of the motor 4 when it is working, and further improves the accuracy of drill bit grinding and reconditioning.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (5)

1. a kind of drill trimming device, including base (1), level locating mechanism (2) and perpendicular positioning mechanism (3), its It is characterised by：The upper surface of the base (1) is installed with motor (4), the side right angle setting of motor (4) output shaft There is fixed seat (5), one end of motor (4) output shaft is fixedly connected through fixed seat (5) and with emery wheel (6), the level Detent mechanism (2) is arranged on the side of fixed seat (5), and the perpendicular positioning mechanism (3) is arranged on the top of fixed seat (5), institute Stating level locating mechanism (2) includes horizontal location seat (21), and first is offered on the vertical plane of the horizontal location seat (21) and is inserted Close hole (22), the interior grafting of first inserting hole (22) is fixed with the first drilling attachment (23), first drilling attachment (23) Outer surface be bolted with the first fastening ring set (24), the bottom of the horizontal location seat (21) is provided with locating turntable (25), described Horizontal location seat (21) is vertically fixedly mounted on the upper surface of locating turntable (25), the perpendicular positioning mechanism (3) by bolt Including perpendicular positioning seat (31), the surface of the perpendicular positioning seat (31) offers the second inserting hole (32), and described second plugs together Hole (32) interior grafting is fixed with the second drilling attachment (33), and the outer surface of second drilling attachment (33) is bolted with the second fastening Ring set (34), one end at the top of the fixed seat (5) is provided with mounting blocks (51), and offers screw on mounting blocks (51), described Perpendicular positioning seat (31) is fixedly connected by bolt with mounting blocks (51).

A kind of 2. drill trimming device according to claim 1, it is characterised in that：The upper table of the base (1) The outside that face is located at locating turntable (25) circumference is provided with graduated scale (7), and the upper surface of the locating turntable (25) is provided with pointer (26)。

A kind of 3. drill trimming device according to claim 1, it is characterised in that：The locating turntable (25) Upper surface offers the positioning screw hole (251) through its body, and bolt (252) is bolted with the positioning screw hole (251).

A kind of 4. drill trimming device according to claim 1, it is characterised in that：Motor (4) output shaft Bearing is provided with the junction of fixed seat (5).

A kind of 5. drill trimming device according to claim 1, it is characterised in that：Base (1) bottom Corner Strapped is provided with support feet (8), and the ground plane of the support feet (8) is provided with rubber damping pad.