CN217291920U

CN217291920U - Automatic position-correcting grinding tool for drill bit

Info

Publication number: CN217291920U
Application number: CN202123407318.6U
Authority: CN
Inventors: 蒋利君; 王练; 郑常盖
Original assignee: Changzhou Fulte Tools Co ltd
Current assignee: Changzhou Fulte Tools Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-08-26
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses an automatic school position grinding frock for drill bit, including base, backup pad, supporting seat, rotation motor, spacing groove, guide bar, spacing dish, first screw rod. The beneficial effects of the utility model are that: run through on the lateral wall of base and be provided with the spacing groove, the spacing groove is the rectangle, and horizontally connect has the guide bar on the base, the backup pad is connected on the guide bar, and both ends are provided with spacing dish around the guide bar, spacing dish joint both sides around the spacing groove, make the guide bar can be in spacing slip of spacing inslot, both ends level welded fastening has the butt joint post about the backup pad, and the swivelling joint has the ball in the inside cavity of butt joint post, avoid rubbing between guide bar and the butt joint post, cause the guide bar to damage, the cardboard is located both sides around the spacing groove, and locate through connection at the center of cardboard has first screw rod, the second screw rod, first screw rod, the mutual 90 degrees contained angles that becomes of second screw rod, make the backup pad can carry out X, Y regulation positioning of axle simultaneously.

Description

Automatic position-correcting grinding tool for drill bit

Technical Field

The utility model relates to a grind the frock, specifically be an automatic school position grinding frock for drill bit belongs to and grinds the relevant technical field for the school position.

Background

Twist drills are tools for drilling round holes of workpieces by rotary cutting relative to a fixed axis, are named after the chip flutes are spiral and are shaped like twists, and are named after the chip flutes are spiral and are shaped like twists, the spiral flutes are 2 flutes, 3 flutes or more flutes, but the most common flute is 2 flutes, and twist drills can be clamped on manual and electric handheld drilling tools, drilling machines, milling machines, lathes or even machining centers.

However, the existing grinding tool mostly has various problems:

1) most of the existing automatic position-correcting grinding tools are only provided with X-axis or Y-axis position correction, so that a worker cannot synchronously correct X, Y axes;

2) the existing automatic position correction grinding tool is mostly provided with no ball between the support plate and the guide rod, so that the support plate and the guide rod generate large friction force when sliding, and the device is damaged.

Disclosure of Invention

The utility model aims at providing an automatic school position grinding frock for drill bit just for the solution problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose: the utility model provides an automatic school position grinds frock for drill bit, includes:

the fixing mechanism is composed of a base, and the base of the rectangular frame structure forms a main body structure of the automatic position correcting grinding tool for the drill bit;

the grinding mechanism is connected to the fixing mechanism, the supporting plate is horizontally connected into the base, the supporting seat is vertically welded and fixed to the upper surface of the supporting plate, the rotating motor is horizontally fixed to the top end of the supporting seat, and a grinding wheel is arranged on the rotating motor.

As a further aspect of the present invention: run through on the lateral wall of base and be provided with the spacing groove, the spacing groove is the rectangle to horizontally connect has the guide bar on the base, and the backup pad is connected on the guide bar, and both ends are provided with spacing dish around the guide bar, and both sides around the spacing groove are connected to spacing dish joint.

As a further aspect of the present invention: the left end and the right end of the supporting plate are horizontally welded and fixed with butt-joint columns, the guide rods are located in inner cavities of the butt-joint columns, and balls are connected in the inner cavities of the butt-joint columns in a rotating mode.

As a further aspect of the present invention: the clamping plates are clamped on the side walls of the base and located on the front side and the rear side of the limiting groove, a first screw rod and a second screw rod are connected to the center of the clamping plates in a penetrating mode, and the first screw rod and the second screw rod mutually form a 90-degree included angle.

As the utility model discloses further scheme again: the clamping plate is rotatably connected with a fluted disc, a screw hole penetrates through the center of the fluted disc, and the first screw rod and the second screw rod are rotatably connected in the screw hole in a threaded mode.

As a further aspect of the present invention: a stepping motor is fixed on the clamping plate, a worm is arranged on the stepping motor, and the worm is meshed and butted with the fluted disc.

The utility model has the advantages that:

1) a limiting groove is arranged on the side wall of the base in a penetrating mode, the limiting groove is rectangular, a guide rod is horizontally connected to the base, the supporting plate is connected to the guide rod, limiting discs are arranged at the front end and the rear end of the guide rod, and the limiting discs are clamped on the front side and the rear side of the limiting groove, so that the guide rod can slide in the limiting groove in a limiting mode;

2) the left end and the right end of the supporting plate are horizontally welded and fixed with butt-joint columns, the guide rods are positioned in the inner cavities of the butt-joint columns, and the ball bearings are rotatably connected in the inner cavities of the butt-joint columns, so that the guide rods are prevented from being damaged due to friction between the guide rods and the butt-joint columns;

3) clamping plates are clamped on the side walls of the base and are positioned on the front side and the rear side of the limiting groove, a first screw and a second screw are connected in the center of the limiting groove in a penetrating mode, and the first screw and the second screw form an included angle of 90 degrees, so that the supporting plate can adjust and correct the X, Y shaft at the same time;

4) a fluted disc is rotatably connected to the clamping plate, a screw hole penetrates through the center of the fluted disc, and the first screw rod and the second screw rod are in threaded connection in the screw hole in a rotating manner, so that the first screw rod and the second screw rod can be in threaded linkage through the rotation of the fluted disc;

5) a step motor is fixed on the clamping plate, a worm is arranged on the step motor, and the worm is meshed and butted with a fluted disc, so that the fluted disc can be synchronously linked with the step motor through the worm.

Drawings

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

FIG. 2 is a schematic view of the base and the overall connection structure thereof;

FIG. 3 is an enlarged view of FIG. 2A according to the present invention;

fig. 4 is a schematic view of the local enlarged structure of the docking post of the present invention.

In the figure: 1. the base, 2, backup pad, 3, supporting seat, 4, rotation motor, 5, spacing groove, 6, guide bar, 7, spacing dish, 8, first screw rod, 9, second screw rod, 10, cardboard, 11, step motor, 12, worm, 13, fluted disc, 14, butt joint post, 15, ball.

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.

Example one

Referring to fig. 1 to 4, an automatic aligning and grinding tool for a drill includes:

the fixing mechanism is composed of a base 1, and the base 1 with a rectangular frame structure forms a main body structure of the automatic aligning and grinding tool for the drill bit;

the grinding mechanism is composed of a supporting plate 2, a supporting seat 3 and a rotating motor 4, the grinding mechanism is connected to a fixing mechanism, the supporting plate 2 is horizontally connected to the inside of the base 1, the supporting seat 3 is vertically welded and fixed to the upper surface of the supporting plate 2, the rotating motor 4 is horizontally fixed to the top end of the supporting seat 3, a grinding wheel is arranged on the rotating motor 4, the rotating motor 4 is Y80M1-2, and the stepping motor 11 is UB35D 24-1030.

The embodiment of the utility model provides an in, run through on base 1's the lateral wall and be provided with spacing groove 5, spacing groove 5 is the rectangle to horizontally connect has guide bar 6 on base 1, and backup pad 2 is connected on guide bar 6, and both ends are provided with spacing dish 7 around guide bar 6, and both sides around spacing dish 7 joint is 5 at spacing groove, makes guide bar 6 can be at spacing slip of spacing inslot 5.

The embodiment of the utility model provides an in, both ends level welded fastening has docking post 14 about backup pad 2, and guide bar 6 is arranged in docking post 14's inside cavity to swivelling joint has ball 15 in docking post 14's inside cavity, avoids rubbing between guide bar 6 and the docking post 14, causes guide bar 6 to damage.

Example two

the grinding mechanism is connected to the fixing mechanism, the supporting plate 2 is horizontally connected into the base 1, the supporting seat 3 is vertically welded and fixed to the upper surface of the supporting plate 2, the rotating motor 4 is horizontally fixed to the top end of the supporting seat 3, and a grinding wheel is arranged on the rotating motor 4.

The embodiment of the utility model provides an in, the joint has cardboard 10 on base 1's the lateral wall, and both sides around cardboard 10 is located spacing groove 5 to locate through connection at the center of cardboard 10 with first screw rod 8, second screw rod 9, first screw rod 8, second screw rod 9 each other become 90 degrees contained angles, make backup pad 2 can carry out X, Y axle's regulation school position simultaneously.

In the embodiment of the present invention, the fluted disc 13 is rotatably connected to the chuck plate 10, the screw hole is provided at the center of the fluted disc 13, and the first screw 8 and the second screw 9 are connected in the screw hole by the thread rotation, so that the first screw 8 and the second screw 9 can rotate through the fluted disc 13 to perform the thread linkage.

In the embodiment of the present invention, the cardboard 10 is fixed with the step motor 11, is provided with the worm 12 on the step motor 11, and the worm 12 meshes the butt joint with the fluted disc 13, makes fluted disc 13 can be through worm 12 and step motor 11 synchronous linkage.

The working principle is as follows: when the grinding tool is used, the stepping motor 11 is connected with the external control mechanism, when the position is corrected, the external control mechanism controls the stepping motor 11 to rotate, the stepping motor 11 drives the worm 12 and the fluted disc 13 to rotate, the fluted disc 13 rotates to drive the first screw 8 and the second screw 9 to be in thread linkage, and then the support plate 2 is controlled to move in the X, Y axial direction respectively, so that the rapid position correction can be realized.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an automatic school bit grinds frock for drill bit which characterized in that includes:

the fixing mechanism is composed of a base (1), and the base (1) of the rectangular frame structure forms a main body structure of the automatic position correcting and grinding tool for the drill bit;

grinding mechanism, it comprises backup pad (2), supporting seat (3), rotation motor (4), grinding mechanism connects on fixed establishment, backup pad (2) horizontal connection is in base (1), the vertical welded fastening of supporting seat (3) is in backup pad (2) upper surface, rotate motor (4) horizontal fixation on the top of supporting seat (3) to be provided with the emery wheel on rotating motor (4).

2. The automatic aligning grinding tool for the drill bit according to claim 1, characterized in that: run through on the lateral wall of base (1) and be provided with spacing groove (5), spacing groove (5) are the rectangle to horizontally connect has guide bar (6) on base (1), and backup pad (2) are connected on guide bar (6), and both ends are provided with spacing dish (7) around guide bar (6), and both sides around spacing groove (5) joint are spacing dish (7).

3. The automatic aligning grinding tool for the drill bit according to claim 2, characterized in that: the left end and the right end of the supporting plate (2) are horizontally welded and fixed with butt-joint columns (14), the guide rod (6) is located in the inner cavities of the butt-joint columns (14), and balls (15) are rotatably connected in the inner cavities of the butt-joint columns (14).

4. The automatic aligning grinding tool for the drill bit according to claim 1, characterized in that: the clamping plate (10) is clamped on the side wall of the base (1), the clamping plate (10) is located on the front side and the rear side of the limiting groove (5), a first screw rod (8) and a second screw rod (9) are connected to the center of the clamping plate (10) in a penetrating mode, and the first screw rod (8) and the second screw rod (9) mutually form an included angle of 90 degrees.

5. The automatic aligning and grinding tool for the drill bit as claimed in claim 4, wherein: the clamping plate (10) is connected with a fluted disc (13) in a rotating mode, a screw hole penetrates through the center of the fluted disc (13), and the first screw rod (8) and the second screw rod (9) are connected in the screw hole in a threaded rotating mode.

6. The automatic aligning grinding tool for the drill bit according to claim 5, characterized in that: a stepping motor (11) is fixed on the clamping plate (10), a worm (12) is arranged on the stepping motor (11), and the worm (12) is meshed and butted with a fluted disc (13).