CN216608267U

CN216608267U - Cutter grinding assembly structure of deep hole drill

Info

Publication number: CN216608267U
Application number: CN202122910666.9U
Authority: CN
Inventors: 陈强
Original assignee: Changzhou Bolton Tools Co ltd
Current assignee: Changzhou Bolton Tools Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-05-27
Anticipated expiration: 2031-11-25

Abstract

The utility model relates to the technical field of deep hole drill bit production, in particular to a sharpening assembly structure of a deep hole drill bit, which solves the defects that the sharpening of the drill bit needs to be carried out by hand, the technical requirement on workers is high, and the symmetry of a blade after sharpening cannot be controlled, and comprises a base, wherein a motor is arranged on the upper surface of the base, two vertical plates are welded on the upper surface of the base, a roller is connected between the two vertical plates through a bearing, a polishing belt is sleeved on the surface of the roller, a clamping block is clamped at the bottom of the base, a screw rod is welded at the top of the clamping block, an adjusting seat is sleeved on the surface of the screw rod, a fixed rod is welded at the top of the adjusting seat, a guide pipe is welded at the top of the fixed rod, a sliding seat is clamped at the top of the guide pipe, a knob is connected with a thread in the sliding seat, a rotating shaft at the bottom of the knob is connected with a pressing plate, and the device can change the clamping angle of the drill bit according to the included angle of the end part of the drill bit, and the clamping angle can be effectively controlled, and the bilateral symmetry of the drill bit after sharpening is ensured.

Description

Cutter grinding assembly structure of deep hole drill

Technical Field

The utility model relates to the technical field of deep hole drill bit production, in particular to a cutter grinding assembly structure of a deep hole drill bit.

Background

The deep hole drill is a drill bit specially used for processing deep holes and can be divided into an outer chip removal drill and an inner chip removal drill, and the biggest defect of the deep hole drill is that heat dissipation and chip removal are difficult.

Its tip can wear and tear after long-time the use of deep hole drill, leads to the cutting difficulty, not only causes the cutting edge to collapse easily, can also cause the round hole inner wall roughness difference of processing, and the aperture produces the deviation, therefore the workman can regularly carry out the sharpening work to the drill bit tip, and current sharpening man-hour is often difficult to control the angle of sharpening, leads to drill bit both sides angle non-uniform, and the drill bit needs handheld processing, and is high to workman's technical requirement.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that the drill sharpening processing needs to be carried out by hand, the technical requirement on workers is high, and the symmetry of a sharpened edge cannot be controlled in the prior art, and provides a sharpening assembly structure of a deep-hole drill.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the cutter grinding assembly structure of the deep hole drill bit comprises a base, the base is provided with a motor, the base is provided with two vertical plates in a surface welding mode, the vertical plates are connected with idler wheels through bearings, the idler wheels are provided with a grinding belt in a surface sleeved mode, a clamping block is arranged at the bottom of the base and provided with a clamping block, a screw rod is welded at the top of the clamping block and provided with an adjusting seat, a fixing rod is welded at the top of the adjusting seat, a guide pipe is welded at the top end of the fixing rod, a sliding seat is arranged on the top of the guide pipe in a clamped mode, a knob is connected with the sliding seat in an internal thread mode, a pressing plate is connected to a rotating shaft at the bottom of the knob, and a sliding block is arranged on the inner side of the bottom of the guide pipe in a clamped mode.

Preferably, the bottom of the sliding block is provided with a guide block, and the inner side of the bottom of the guide pipe is provided with a guide groove matched with the guide block.

Preferably, the upper surface of the base is provided with an arc-shaped clamping hole matched with the clamping block.

Preferably, one end of the screw rod penetrates through and extends to the outer side of the top of the adjusting seat, and a nut is arranged on the surface of the screw rod.

Preferably, the output end of the motor is fixedly sleeved with one end of the roller.

Preferably, the top of the guide pipe is provided with a waist-shaped hole matched with the sliding seat.

The utility model has the beneficial effects that:

1. the device can change the clamping angle of the drill bit according to the included angle of the end part of the drill bit, and can effectively control the clamping angle to ensure that the two sides of the drill bit are symmetrical after sharpening;

2. the device has good fixed effect to the drill bit of different diameters, different length to can guarantee that the drill bit pushes away forward steadily, with this reduction processing degree of difficulty.

Drawings

FIG. 1 is a structural schematic diagram of a sharpening assembly structure of a deep hole drill bit according to the present invention;

FIG. 2 is a schematic top view of the configuration of the sharpening assembly for a gun-drill according to the present invention;

fig. 3 is a schematic structural view of a drill fixing device of the sharpening assembly structure of the deep hole drill.

In the figure: 1. a base; 2. a motor; 3. a vertical plate; 4. a roller; 5. polishing the belt; 6. a clamping block; 7. a screw; 8. an adjusting seat; 9. fixing the rod; 10. a guide tube; 11. a sliding seat; 12. a knob; 13. pressing a plate; 14. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, a cutter grinding assembly structure of a deep hole drill bit comprises a base 1, a motor 2 is installed on the upper surface of the base 1, two vertical plates 3 are welded on the upper surface of the base 1, idler wheels 4 are connected between the two vertical plates 3 through bearings, a grinding belt 5 is sleeved on the surface of each idler wheel 4, a fixture block 6 is clamped at the bottom of the base 1, a screw 7 is welded at the top of each fixture block 6, a regulating seat 8 is sleeved on the surface of each screw 7, a fixing rod 9 is welded at the top of each regulating seat 8, a guide pipe 10 is welded at the top end of each fixing rod 9, a sliding seat 11 is clamped at the top of each guide pipe 10, a knob 12 is connected with an internal thread of each sliding seat 11, a pressing plate 13 is connected to a rotating shaft at the bottom of each knob 12, and a slider 14 is clamped on the inner side of the bottom of each guide pipe 10.

The slider 14 bottom is provided with the guide block, and the stand pipe 10 bottom inboard is seted up rather than the complex guide way, and base 1 upper surface is seted up with the arc card hole of 6 complex of fixture blocks, and 7 one ends of screw rod run through and extend to the top outside of adjusting

seat

8, and 7 surfaces of screw rod are provided with the nut, and 2 output of motor and 4 one ends of gyro wheel cup joint fixedly, and the stand pipe 10 top is seted up with 11 complex waist type holes of sliding seat.

In this embodiment, the output of motor 2 cup joints fixedly with 4 one ends of gyro wheel, and the top inboard and the bottom inboard of two risers 3 are connected with a gyro wheel 4 through the bearing respectively, and 4 surface covers of two gyro wheels establish the area of polishing 5, when motor 2 is high-speed rotatory, can drive the area of polishing 5 motion to the realization carries out the sharpening work to the drill bit.

Furthermore, the position of the adjusting seat 8 is adjusted according to the size of the included angle of the end part of the drill bit, after the nut on the surface of the screw 7 is loosened, the clamping block 6 can slide in the arc-shaped clamping hole, the angle line arranged on the upper surface of the base 1 can facilitate the confirmation of the clamping angle, after the adjusting seat 8 is adjusted to a proper position, the nut on the surface of the screw 7 is screwed, the position of the adjusting seat 8 can be effectively locked, then the drill bit is inserted into the guide pipe 10, the bottom of the drill bit can be contacted with the inner side of the top of the sliding block 14, then the knob 12 is screwed, the top of the drill bit is pressed by the pressing plate 13, the knob 12 is held by a hand and slowly pushed forward, so that the drill bit under the clamping of the sliding block 14 and the pressing plate 13, the waist-shaped hole installed along the sliding seat 11 on the top of the guide pipe 10 and the guide groove installed on the sliding block 14 move forward to ensure the horizontal movement of the drill bit, after one side is polished, the nut on the surface of the screw 7 is loosened, the adjusting seat 8 is moved to the symmetrical position to polish the cutting edge on the other side.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The cutter grinding assembly structure of the deep hole drill bit comprises a base (1) and is characterized in that a motor (2) is mounted on the upper surface of the base (1), two vertical plates (3) are welded on the upper surface of the base (1), idler wheels (4) are connected between the vertical plates (3) through bearings, a grinding belt (5) is sleeved on the surfaces of the idler wheels (4), a clamping block (6) is arranged at the bottom of the base (1) in a clamped mode, a screw rod (7) is welded on the top of the clamping block (6), an adjusting seat (8) is sleeved on the surface of the screw rod (7), a fixing rod (9) is welded on the top of the adjusting seat (8), a guide pipe (10) is welded on the top end of the fixing rod (9), a sliding seat (11) is arranged on the top of the guide pipe (10) in a clamped mode, a knob (12) is connected to the inner thread of the sliding seat (11), and a pressing plate (13) is connected to a rotating shaft at the bottom of the knob (12), the inner side of the bottom of the guide tube (10) is clamped with a slide block (14).

2. The sharpening assembly structure of the deep hole drill bit is characterized in that a guide block is arranged at the bottom of the sliding block (14), and a guide groove matched with the guide block is formed in the inner side of the bottom of the guide tube (10).

3. The sharpening assembly structure of the deep hole drill bit according to claim 1, characterized in that the upper surface of the base (1) is provided with an arc-shaped clamping hole matched with the clamping block (6).

4. The sharpening assembly structure of the deep hole drill bit according to the claim 1 is characterized in that one end of the screw (7) penetrates and extends to the outer side of the top of the adjusting seat (8), and the surface of the screw (7) is provided with a nut.

5. The sharpening assembly structure of the deep hole drill bit according to claim 1 is characterized in that the output end of the motor (2) is fixedly sleeved with one end of the roller (4).

6. The sharpening assembly structure of a deep hole drill according to claim 1, characterized in that the top of the guide tube (10) is provided with a kidney-shaped hole matched with the sliding seat (11).