CN216327035U

CN216327035U - Drill bit cutting edge grinding device

Info

Publication number: CN216327035U
Application number: CN202122952165.7U
Authority: CN
Inventors: 朱荣祥
Original assignee: Jiangsu Feiying Tools Co ltd
Current assignee: Jiangsu Feiying Tools Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-04-19
Anticipated expiration: 2031-11-29

Abstract

The utility model discloses a drill bit cutting edge polishing device which comprises a workbench, a stepping motor and a knife sharpener, wherein support columns are arranged at four corners of the lower end of the workbench, a base plate is arranged at the lower ends of the support columns, an operation panel is arranged on one side of the upper end of the workbench, a support frame is arranged on one side of the operation panel, and the stepping motor is arranged on one side wall of the support frame. Has the advantages that: according to the utility model, the design of the clamping piece, the sliding groove, the adjusting rod and the locking bolt is adopted, the contact area between the mill knife and the cutting edge of the drill bit can be adjusted according to requirements, and then the mill knife is fixed through the locking bolt, so that the grinding quality can be effectively controlled, and the grinding quality of the drill bit is ensured.

Description

Drill bit cutting edge grinding device

Technical Field

The utility model relates to the technical field of drill bit cutting edge grinding, in particular to a drill bit cutting edge grinding device.

Background

The main edge and the chisel edge of the drill bit can be passivated or even broken along with the increase of the use times in the use process, the drill bit is usually required to be polished after machining and forming in order to protect the cutting edge and prolong the service life of the drill bit, the cutting edge is ground to form an arc-shaped cutting edge with 1-3 wires, the cutting sharpness of the cutting edge is not influenced, and the cutting edge can be protected.

The contact area of whetting a knife and drill bit is whetted owing to unable adjustment to drill bit blade grinding device to make the polishing quality of drill bit blade uncontrollable, excessively polish even appearing, current drill bit blade grinding device is to the blade of drill bit polishing a bit, leads to polishing efficiency not high, consequently urgently needed a drill bit blade grinding device to solve current problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the prior art not enough, now provide a drill bit blade grinding device, solved current drill bit blade grinding device because the unable adjustment whets a knife and the area of contact of drill bit to make the quality of polishing of drill bit blade uncontrollable, excessive polishing appears even, current drill bit blade grinding device is to the blade of drill bit polish a bit, lead to the problem that efficiency of polishing is not high.

(II) technical scheme

The utility model is realized by the following technical scheme: the utility model provides a drill bit cutting edge grinding device, which comprises a workbench, a stepping motor and a knife grinder, supporting columns are arranged at four corners of the lower end of the workbench, a base plate is arranged at the lower ends of the supporting columns, an operation panel is arranged on one side of the upper end of the workbench, one side of the operation panel is provided with a support frame, one side wall of the support frame is provided with the stepping motor, the transmission output end of the stepping motor is provided with a rotating shaft, the top end of the rotating shaft is provided with a fixed seat, one side of the fixed seat is provided with a sleeve, a chuck is arranged on the peripheral side wall of the sleeve, a turntable is arranged on one side of the sleeve, a drill bit is arranged on one side of the turntable, a sliding groove is formed at the lower end of the support frame, a clamping piece is arranged in the sliding groove, an adjusting rod is arranged at the lower end of the clamping piece, and a locking bolt is arranged on one side of the adjusting rod, and the lower end of the adjusting rod is provided with the knife grinder.

Further, the support column is welded with the workbench, and the support column is bonded with the backing plate.

Through adopting above-mentioned technical scheme, can make the support column with the workstation and the backing plate is fixed firm to make the stability of device stronger.

Further, the operation panel is connected with the workbench through screws.

By adopting the technical scheme, the operation panel can be fixed on the workbench, and the operation panel is convenient to use.

Further, the support frame with the workstation welding, step motor with support frame screwed connection.

By adopting the technical scheme, the support frame and the workbench can be firmly fixed, and the stepping motor is fixed on the support frame.

Further, step motor with the pivot key-type connection, the pivot with the fixing base welding, the fixing base with the sleeve pipe draw-in groove is connected, the dop with the sleeve pipe is pegged graft, the carousel with the sleeve pipe rotates to be connected, the carousel with dop threaded connection, the drill bit with the carousel is pegged graft, the drill bit with the sleeve pipe is pegged graft.

By adopting the technical scheme, the drill bit can be inserted into the sleeve, the chuck can move inwards to clamp the drill bit by rotating the rotary disc, and the rotating shaft can be driven by the stepping motor to rotate so as to rotate the drill bit.

Further, the dop with support frame sliding connection, the fastener with adjust the pole welding, locking bolt with adjust pole threaded connection.

Through adopting above-mentioned technical scheme, can make the dop is in the horizontal slip in the spout rotates the locking bolt can with it is firm to whet a knife is fixed.

Further, the knife grinder is connected with the adjusting rod through the locking bolt.

By adopting the technical scheme, the sharpening tool can be fixed at the lower end of the adjusting rod, and the cutting edge of the drill bit is sharpened through the sharpening tool.

(III) advantageous effects

Compared with the prior art, the utility model has the following beneficial effects:

1. in order to solve the problems that the polishing quality of the cutting edge of the drill bit cannot be controlled and even excessive polishing can be caused because the contact area of a mill knife and the drill bit cannot be adjusted in the conventional drill bit cutting edge polishing device, the utility model adopts the design of the clamping piece, the sliding groove, the adjusting rod and the locking bolt, can adjust the contact area of the mill knife and the cutting edge of the drill bit according to requirements, and then fixes the mill knife through the locking bolt, so that the polishing quality can be effectively controlled, and the polishing quality of the drill bit is ensured.

2. In order to solve the problem that the existing drill bit cutting edge grinding device is used for grinding the cutting edge of a drill bit little by little, so that the grinding efficiency is not high, the utility model adopts the design of a stepping motor, and the stepping motor drives the drill bit to rotate forward and backward at high speed, so that the grinding knife can be used for grinding in the cutting edge back and forth, and the grinding efficiency is greatly improved.

Drawings

FIG. 1 is a schematic structural diagram of a drill bit cutting edge grinding device according to the utility model;

FIG. 2 is a schematic view of a connection relationship between an adjusting rod and a supporting frame in the drill bit cutting edge grinding device according to the present invention;

fig. 3 is a schematic view of the connection relationship between the fixed seat and the sleeve in the drill bit cutting edge grinding device of the present invention.

The reference numerals are explained below:

1. a base plate; 2. a support pillar; 3. a work table; 4. an operation panel; 5. a stepping motor; 6. a rotating shaft; 7. adjusting a rod; 8. a support frame; 9. locking the bolt; 10. sharpening the knife; 11. a drill bit; 12. a fixed seat; 13. a fastener; 14. a chute; 15. clamping a head; 16. a sleeve; 17. a turntable.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

As shown in fig. 1-3, the drill cutting edge grinding device in this embodiment comprises a workbench 3, a stepping motor 5 and a knife 10, wherein four corners of the lower end of the workbench 3 are provided with support pillars 2, the lower end of each support pillar 2 is provided with a backing plate 1, one side of the upper end of the workbench 3 is provided with an operating panel 4, one side of the operating panel 4 is provided with a support frame 8, one side wall of the support frame 8 is provided with the stepping motor 5, the transmission output end of the stepping motor 5 is provided with a rotating shaft 6, the top end of the rotating shaft 6 is provided with a fixed seat 12, one side of the fixed seat 12 is provided with a sleeve 16, the peripheral side wall of the sleeve 16 is provided with a chuck 15, one side of the sleeve 16 is provided with a rotary table 17, one side of the rotary table 17 is provided with a drill 11, the lower end of the support frame 8 is provided with a forming chute 14, the chute 14 is provided with a clamping member 13, the lower end of the clamping member 13 is provided with an adjusting rod 7, one side of the adjusting rod 7 is provided with a locking bolt 9, the lower end of the adjusting rod 7 is provided with a knife 10.

As shown in fig. 1-3, in this embodiment, the supporting column 2 is welded to the workbench 3, the supporting column 2 is bonded to the backing plate 1, so that the supporting column 2 can be firmly fixed to the workbench 3 and the backing plate 1, thereby enhancing the stability of the device, the operating panel 4 is screwed to the workbench 3, the operating panel 4 can be fixed to the workbench 3, thereby facilitating the use of the operating panel 4, the supporting frame 8 is welded to the workbench 3, the stepping motor 5 is screwed to the supporting frame 8, so that the supporting frame 8 can be firmly fixed to the workbench 3, the stepping motor 5 is fixed to the supporting frame 8, the stepping motor 5 is in key connection with the rotating shaft 6, the rotating shaft 6 is welded to the fixing base 12, the fixing base 12 is connected to the sleeve 16, the chuck 15 is inserted to the sleeve 16, the turntable 17 is rotatably connected to the sleeve 16, the turntable 17 is in threaded connection with the chuck 15, the drill 11 is inserted to the turntable 17, drill bit 11 pegs graft with sleeve pipe 16, can make drill bit 11 peg graft in sleeve pipe 16, thereby can make 15 inside movements of dop with drill bit 11 chucking through rotating carousel 17, thereby can drive pivot 6 through step motor 5 and rotate and make drill bit 11 rotatory,

dop

15 and 8 sliding connection of support frame, fastener 13 and regulation pole 7 welding, locking bolt 9 and regulation pole 7 threaded connection, can make dop 15 slide from side to side in spout 14, it can be fixed firm with 10 whets a knife to rotate

locking bolt

9, 10 whets a knife is connected through locking bolt 9 with regulation pole 7, can make 10 whets a knife fix at regulation pole 7 lower extreme, it polishes to the blade of drill bit 11 through 10 whets a knife.

The specific implementation process of this embodiment is as follows: when this device of needs carries out 11 blade of drill bit and polishes, place the device and connect the power behind the suitable position, insert drill bit 11 in the sleeve pipe 16, thereby rotatory carousel 17 drives dop 15 inward movement with drill bit 11 chucking, thereby the intensity adjustment who polishes as required sharpens 10 and the area of contact of drill bit 11, rotatory locking bolt 9 will sharpen 10 after the adjustment is accomplished and fix firmly, then use operating panel 4 to adjust step motor 5's the frequency of just reversing according to the length of 11 blade of drill bit, use operating panel 4 to start step motor 5 after the adjustment is accomplished, make drill bit 11 rotate under step motor 5's drive, thereby make sharpen 10 reciprocating motion on the blade carry out polishing of blade.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and do not limit the spirit and scope of the present invention. Various modifications and improvements of the technical solutions of the present invention may be made by those skilled in the art without departing from the design concept of the present invention, and the technical contents of the present invention are all described in the claims.

Claims

1. The utility model provides a drill bit blade grinding device which characterized in that: comprises a workbench (3), a stepping motor (5) and a knife grinder (10), wherein a support column (2) is arranged at the four corners of the lower end of the workbench (3), a backing plate (1) is installed at the lower end of the support column (2), an operating panel (4) is arranged on one side of the upper end of the workbench (3), a support frame (8) is arranged on one side of the operating panel (4), the stepping motor (5) is arranged on one side wall of the support frame (8), a rotating shaft (6) is arranged at the transmission output end of the stepping motor (5), a fixed seat (12) is arranged at the top end of the rotating shaft (6), a sleeve (16) is arranged on one side of the fixed seat (12), a clamping head (15) is arranged on the peripheral side wall of the sleeve (16), a turntable (17) is arranged on one side of the sleeve (16), a drill bit (11) is arranged on one side of the turntable (17), and a forming chute (14) is arranged at the lower end of the support frame (8), the novel knife sharpener is characterized in that a clamping piece (13) is arranged in the sliding groove (14), an adjusting rod (7) is arranged at the lower end of the clamping piece (13), a locking bolt (9) is arranged on one side of the adjusting rod (7), and the knife sharpener (10) is arranged at the lower end of the adjusting rod (7).

2. The drill bit cutting edge grinding device as claimed in claim 1, wherein: the support column (2) is welded with the workbench (3), and the support column (2) is bonded with the backing plate (1).

3. The drill bit cutting edge grinding device as claimed in claim 1, wherein: the operating panel (4) is connected with the workbench (3) through screws.

4. The drill bit cutting edge grinding device as claimed in claim 1, wherein: the support frame (8) is welded with the workbench (3), and the stepping motor (5) is in screw connection with the support frame (8).

5. The drill bit cutting edge grinding device as claimed in claim 1, wherein: step motor (5) with pivot (6) key-type connection, pivot (6) with fixing base (12) welding, fixing base (12) with sleeve pipe (16) draw-in groove is connected, dop (15) with sleeve pipe (16) are pegged graft, carousel (17) with sleeve pipe (16) rotate to be connected, carousel (17) with dop (15) threaded connection, drill bit (11) with carousel (17) are pegged graft, drill bit (11) with sleeve pipe (16) are pegged graft.

6. The drill bit cutting edge grinding device as claimed in claim 1, wherein: the clamping head (15) is connected with the supporting frame (8) in a sliding mode, the clamping piece (13) is welded with the adjusting rod (7), and the locking bolt (9) is connected with the adjusting rod (7) in a threaded mode.

7. The drill bit cutting edge grinding device as claimed in claim 1, wherein: the knife sharpener (10) is connected with the adjusting rod (7) through the locking bolt (9).