CN216829965U

CN216829965U - Drill bit grinding device

Info

Publication number: CN216829965U
Application number: CN202220359180.2U
Authority: CN
Inventors: 赖日新; 郑发源
Original assignee: Xiamen Jiefuyi Precision Machinery Co ltd
Current assignee: Xiamen Jiefuyi Precision Machinery Co ltd
Priority date: 2022-02-22
Filing date: 2022-02-22
Publication date: 2022-06-28
Anticipated expiration: 2032-02-22

Abstract

The utility model discloses a drill bit polishing device, which comprises a supporting table, a polishing component fixed at the top end of the supporting table and used for polishing a drill bit, a drill bit clamping device for clamping the drill bit for polishing and a slide rod which is arranged on the supporting table and is rotationally connected with the supporting table to ensure that the polishing component can horizontally move; the drill bit clamping device comprises a sliding sleeve, a rotating table, a supporting arm, a handle and a locking head, wherein the sliding sleeve is sleeved on the sliding rod and is in sliding connection with the sliding rod; the grinding assembly comprises a grinding motor and a grinding wheel installed on the grinding motor.

Description

Drill bit grinding device

Technical Field

The utility model relates to a drill bit technical field that polishes especially relates to a drill bit grinding device.

Background

The mechanical processing is indispensable for industrial production, common drill bits are needed for mechanical cutting, mechanical punching and the like, the drill bits are abraded in the using process, when the abraded drill bits are used for cutting or punching, punching and cutting efficiency is reduced, and meanwhile, precision of parts produced and processed is reduced, so that the drill bits need to be polished before being used, and the drill bits are kept sharp; the existing drill bit polishing device needs to polish after fixing a drill bit, or fix the drill bit on a tool, and polish after moving the drill bit to a grinding wheel, wherein the fixed angle of the drill bit is unique.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to solve the technical problem of providing a drill bit grinding device to solve the problems.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a drill bit polishing device, which comprises a supporting table, a polishing component fixed at the top end of the supporting table and used for polishing a drill bit, a drill bit clamping device for clamping the drill bit for polishing and a slide rod which is arranged on the supporting table and is rotationally connected with the supporting table to ensure that the polishing component can horizontally move; the drill bit clamping device comprises a sliding sleeve, a rotating table, a supporting arm, a handle and a locking head, wherein the sliding sleeve is sleeved on the sliding rod and is in sliding connection with the sliding rod; the grinding assembly comprises a grinding motor and a grinding wheel installed on the grinding motor.

Furthermore, a horizontal locking bolt for fixing the sliding sleeve on the sliding rod is arranged on the sliding sleeve; a limiting groove which is matched with the horizontal locking bolt to prevent the sliding sleeve and the sliding rod from rotating and displacing is formed in the sliding rod; and a positioning groove matched with the horizontal locking bolt is arranged in the limiting groove.

Furthermore, a hinge lug of a hinge handle is fixed on the supporting arm; a hinged plate matched with the hinged lug is fixed on the handle; a hinge screw for locking the hinge plate is arranged on the hinge lug; and the hinged plate is provided with a plurality of hinged locking grooves matched with the hinged screws.

Further, a rotation locking bolt for locking the rotation table is attached to the rotation table.

Furthermore, a protective cover for covering the grinding wheel is fixed on the grinding motor.

Further, a positioning lock screw for locking the slide rod is provided on the support base.

The utility model has the advantages that:

a drill bit polishing device comprises a sliding sleeve, a rotating table, a supporting arm, a handle and a locking head, wherein the sliding sleeve is connected with a sliding rod in a sliding mode on the sliding rod, the rotating table is fixed on the sliding sleeve, the supporting arm is installed on the rotating table, the handle is arranged at one end, far away from the rotating table, of the supporting arm and is hinged with the supporting arm, the locking head is fixed at one end of the handle, a drill bit is fixed on the locking head, the supporting arm can horizontally move and can rotate left and right under the action of the rotating table, the handle is hinged with the supporting arm, the handle can rotate up and down, the sliding rod is rotatably connected with a supporting table, the drill bit can be close to a grinding wheel and far away from the grinding wheel, and the drill bit can be polished in multiple angles;

the drill bit is fixed on the locking head, so that the operator is far away from the grinding wheel under the action of the supporting arm and the handle, and the operator is prevented from being injured by the grinding wheel.

Drawings

Fig. 1 is a schematic view of the overall structure of a drill polishing device of the present invention;

fig. 2 is the utility model relates to a drill bit grinding device polishing assembly schematic diagram.

Reference numbers in the figures:

1. a support table; 2. polishing the assembly; 3. a slide rod; 4. a slipping sleeve; 5. a rotating table; 6. a support arm; 7. a handle; 8. a locking head; 9. polishing the motor; 10. a grinding wheel; 11. a horizontal locking bolt; 12. a limiting groove; 13. positioning a groove; 14. a hinge ear; 15. a hinge plate; 16. a hinge screw; 17. the locking groove is hinged; 18. rotating the locking bolt; 19. a protective cover; 20. polishing the assembly; 21. and positioning the locking screw.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

As shown in fig. 1 to 2, the drill polishing device provided in this embodiment includes a supporting table 1, a polishing assembly 20 fixed on the top end of the supporting table 1 for polishing a drill, a drill clamping device 2 for clamping the drill for polishing, and a slide rod 3 mounted on the supporting table 1 and rotatably connected to the supporting table 1 so that the polishing assembly 20 can move horizontally; the drill bit clamping device 2 comprises a sliding sleeve 4, a rotating table 5, a supporting arm 6, a handle 7 and a locking head 8, wherein the sliding sleeve 4 is sleeved on the sliding rod 3 and is in sliding connection with the sliding rod 3; the grinding assembly 20 comprises a grinding motor 9 and a grinding wheel 10 mounted on the grinding motor 9.

Furthermore, a horizontal locking bolt 11 for fixing the sliding sleeve 4 on the sliding rod 3 is arranged on the sliding sleeve 4; a limiting groove 12 which is matched with the horizontal locking bolt 11 to prevent the sliding sleeve 4 and the sliding rod 3 from generating rotary displacement is arranged on the sliding rod 3; a positioning groove 13 matched with the horizontal locking bolt 11 is arranged in the limiting groove 12; the limiting groove 12 is matched with the horizontal locking bolt 11 to limit the rotary displacement between the sliding sleeve 4 and the sliding rod, and the positioning groove 13 is matched with the horizontal locking bolt 11 to fix the sliding sleeve 4 on the sliding rod 3.

Furthermore, a hinge lug 14 of the hinge handle 7 is fixed on the supporting arm 6; a hinged plate 15 matched with the hinged lug 14 is fixed on the handle 7; a hinge screw 16 for locking the hinge plate 15 is mounted on the hinge lug 14; a plurality of hinge locking grooves 17 matched with hinge screws 16 are formed on the hinge plate 15; the angle of the drill bit can be controlled by a hinge screw 16 mounted on the hinge lug 14 and a hinge locking groove 17 formed in the hinge plate 15.

Further, a rotation locking bolt 18 for locking the rotation table 5 is attached to the rotation table 5; the rotary table 5 can be locked by rotating the locking bolt 18, and the left and right locking angle of the drill bit is controlled.

Further, a protective cover 19 for covering the grinding wheel 10 is fixed to the grinding motor 9; the protective cover 19 can protect the worker and prevent iron pieces from splashing.

Further, a positioning lock screw 21 for locking the slide rod 3 is provided on the support table 1; the slide bar 3 can be locked by positioning the lock screw 21 so that the slide bar 3 is not rotated any more.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.

Claims

1. The utility model provides a drill bit grinding device which characterized in that: comprises a supporting table (1), a grinding component (20) fixed at the top end of the supporting table (1) and used for grinding a drill bit, a drill bit clamping device (2) for clamping the drill bit for grinding, and a slide rod (3) which is arranged on the supporting table (1) and is rotationally connected with the supporting table (1) so that the grinding component (20) can horizontally move; the drill bit clamping device (2) comprises a sliding sleeve (4) which is sleeved on the sliding rod (3) and is in sliding connection with the sliding rod (3), a rotating table (5) which is fixed on the sliding sleeve (4), a supporting arm (6) which is arranged on the rotating table (5), a handle (7) which is arranged at one end, far away from the rotating table (5), of the supporting arm (6) and is hinged with the supporting arm (6), and a locking head (8) which is fixed at one end of the handle (7); the grinding assembly (20) comprises a grinding motor (9) and a grinding wheel (10) arranged on the grinding motor (9).

2. A drill sharpening device as defined in claim 1, wherein: a horizontal locking bolt (11) for fixing the sliding sleeve (4) on the sliding rod (3) is arranged on the sliding sleeve (4); a limiting groove (12) which is matched with the horizontal locking bolt (11) to avoid the sliding sleeve (4) and the sliding rod (3) from rotating and displacing is arranged on the sliding rod (3); and a positioning groove (13) matched with the horizontal locking bolt (11) is arranged in the limiting groove (12).

3. A drill bit sharpening device according to claim 1, wherein: a hinge lug (14) of a hinge handle (7) is fixed on the supporting arm (6); a hinged plate (15) matched with the hinged lug (14) is fixed on the handle (7); a hinge screw (16) for locking the hinge plate (15) is arranged on the hinge lug (14); and a plurality of hinge locking grooves (17) matched with the hinge screws (16) are formed on the hinge plate (15).

4. A drill bit sharpening device according to claim 1, wherein: a rotation locking bolt (18) for locking the rotation table (5) is attached to the rotation table (5).

5. A drill bit sharpening device according to claim 1, wherein: a protective cover (19) for covering the grinding wheel (10) is fixed on the grinding motor (9).

6. A drill bit sharpening device according to claim 1, wherein: the support table (1) is provided with a positioning locking screw (21) for locking the slide rod (3).