CN212918690U

CN212918690U - Drill bit grinding machine

Info

Publication number: CN212918690U
Application number: CN202021949317.7U
Authority: CN
Inventors: 虞荣江; 虞林隆
Original assignee: Zhejiang Meiri Intelligent Machinery Co ltd
Current assignee: Zhejiang Meiri Intelligent Machinery Co ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-04-09
Anticipated expiration: 2030-09-08
Also published as: WO2022052159A1

Abstract

The utility model provides a drill bit grinds machine belongs to and grinds quick-witted equipment technical field. It has solved the trouble and the not high problem of precision degree of current machine of grinding. The drill bit grinding machine comprises a machine base, a motor box arranged on the machine base and a motor arranged in the motor box, wherein a grinding wheel is arranged at the end part of an output shaft of the motor, a grinding seat with a grinding hole is arranged on one side of the machine base, which is positioned on the grinding wheel, an adjusting component which is convenient for moving and adjusting the grinding seat is further arranged on the machine base, the grinding seat is fixedly connected with the adjusting component through a connecting plate, a clamping head component which is used for clamping a drill bit and is matched with the grinding seat in a rotating mode is arranged in the grinding hole in the grinding seat, and an adjusting structure which is used for adjusting the position of the grinding. The utility model has the advantages of easy operation and grinding precision are high.

Description

Drill bit grinding machine

Technical Field

The utility model belongs to the technical field of grind the machine equipment, a drill bit grinds machine is related to.

Background

The drill bit grinder grinds the used drill bit with worn cutting edge again, so that the drill bit can be repeatedly ground and used, and the service life of the drill bit is greatly prolonged. Therefore, enterprises develop a fully automatic drill bit grinding machine with four-axis synchronous servo motors, and the drill bit is ground again through automatic control, so that the technical requirement of drill bit grinding again is greatly reduced, the quality after grinding can be ensured, and the grinding efficiency is improved through the four-axis synchronous servo motors. Although the drill grinding machine driven by the four-shaft synchronous servo motor can really finish the re-grinding work of the drill automatically, the technical level and the software and hardware cost for controlling the four-shaft synchronous servo motor are very high, so that the manufacturing cost of the drill grinding machine driven by the four-shaft synchronous servo motor is extremely high, and the cost is extremely high for medium and small enterprises, so that the purchasing desire of consumers is weakened, and the obstacle of sales is formed.

Therefore, some enterprises use a manual mode to regrind, the regrind operation distinguishes different types of grinding discs according to the positions of grinding bits, the common grinding machine only provides a grinding disc capable of grinding different positions, when different positions of a drill bit are to be ground, the angle of the drill bit needs to be set up again, and the grinding disc is configured on different feeding devices to regrind different positions, thus, when a user continuously changes the grinding position, the drill bit to be ground needs to be continuously disassembled and assembled, time waste is caused, the use is inconvenient, the grinding precision is low, and the grinding precision is easy to tilt during processing after clamping and locking, thereby the processing precision is influenced.

Disclosure of Invention

The utility model aims at providing an accurate and quick, easy operation's drill bit grinds machine to the above-mentioned problem that exists among the prior art.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a drill bit grinds machine, includes the frame, locates the motor case on the frame and sets up the motor in the motor case, and the tip of this motor output shaft is provided with the emery wheel, the frame be located one side of emery wheel and be equipped with the grinding seat that has the grinding hole, and still be provided with the adjusting part who is convenient for grind the seat and remove the regulation on the frame, its characterized in that, grind the seat pass through the connecting plate with adjusting part links firmly mutually, grind downthehole being provided with of grinding in the seat be used for centre gripping drill bit and rather than normal running fit's cartridge assembly, connecting plate and grind and be equipped with between the seat and be used for adjusting the regulation structure of grinding the seat for the emery wheel.

In foretell drill bit grinds machine, the cartridge assembly constitute by cartridge sleeve and locking ring, cartridge sleeve and grinding hole between be provided with and supply the installation of cartridge sleeve and be convenient for the rotatory rotary unit of cartridge sleeve, the periphery wall of the front end portion of cartridge sleeve on be provided with radial outside bellied step portion, the diameter of this step portion increases step by step from outside to inside, step portion on be provided with a plurality of along its circumferencial direction groove that sets up, the locking ring set up on step portion and with step portion is connected, the locking ring be located the front end opening part and be provided with interior chamfer, the front end periphery wall of step portion on set up with interior chamfer matched with outer chamfer.

In the drill bit grinder, the grinding seat is provided with a locking switch seat for preventing the clamping sleeve from rotating.

In the drill bit grinding machine, the adjusting structure comprises a first arc-shaped sliding groove and a second sliding groove, the first sliding groove is arranged on the first sliding groove and can move along the radian of the first sliding groove and form an arc-shaped sliding block, the first sliding groove is arranged on the end face, connected with the grinding seat, of the connecting plate, the sliding block is fixedly connected with the grinding seat, a locking wrench for locking the sliding block on the first sliding groove is arranged on the other end face of the connecting plate, and the second sliding groove, convenient for the locking wrench to move, is formed in the bottom face, located at the first sliding groove, of the connecting plate.

In the drill bit grinding machine, the motor box is hinged with a tool setting device capable of swinging along the horizontal direction, and a pin rod convenient for the tool setting device to swing horizontally is arranged on the tool setting device.

In foretell drill bit grinds machine, the frame on be provided with the camera subassembly that matches with tool setting device and be used for the shooting, the motor case on be provided with the display screen that sets up with the camera subassembly is supporting.

Compared with the prior art, the drill bit grinding machine has the following advantages:

1. the self-contained camera of the grinding machine is used for positioning the drill bit before grinding, measuring the drill bit after grinding, grinding the self-centering drill with a plane rear angle and various chisel edge forms, and arranging the adjusting structure and the adjusting assembly, so that the precision of the drill bit can be guaranteed, the symmetry degree is good, the penetrating power of the drill bit is strong, and the service life of the drill bit is effectively prolonged; the grinding machine is accurate and rapid, is simple to operate, can easily grind without skills, saves cost and improves use benefits.

Drawings

Fig. 1 is a schematic perspective view of the drill grinder.

Fig. 2 is a schematic top view of the drill grinder.

Fig. 3 is a schematic sectional view in the direction of fig. 2A-a in the drill grinder.

In the figure, 1, a machine base; 2. a motor case; 3. a grinding wheel; 4. a grinding seat; 5. a connecting plate; 6. a chuck assembly; 7. a clamping cylinder sleeve; 8. locking a ring; 9. a rotation unit; 10. a step portion; 11. grooving; 12. locking the switch base; 13. a first sliding chute; 14. a slider; 15. locking the wrench; 16. a second chute; 17. a tool setting device; 18. a pin rod; 19. a camera assembly; 20. a display screen.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in figures 1, 2 and 3, the drill grinding machine comprises a machine base 1, a motor box 2 arranged on the machine base 1 and a motor arranged in the motor box 2 and provided with an output shaft, wherein a grinding wheel 3 is arranged at the end part of the output shaft of the motor, a grinding seat 4 with a grinding hole is arranged on one side of the machine base 1, which is positioned at the grinding wheel 3, an adjusting component convenient for moving and adjusting the grinding seat 4 is also arranged on the machine base 1, the adjusting component consists of a double-layer supporting plate and a rotating seat, an assembling plate is arranged between the double-layer supporting plate and the rotating seat, a limiting unit is also arranged on the assembling plate, the double-layer supporting plate consists of a sliding seat arranged on the machine base 1, a lower dragging plate arranged on the sliding seat and capable of moving longitudinally along the sliding seat and an upper dragging plate arranged on the lower dragging plate and capable of moving transversely along the lower dragging plate, a first driving unit for driving the lower dragging plate to move longitudinally along, the grinding seat 4 is fixedly connected with the adjusting component through a connecting plate 5, a chuck component 6 which is used for clamping a drill bit and is in rotary fit with the drill bit is arranged in a grinding hole in the grinding seat 4, an adjusting structure which is used for adjusting the position of the grinding seat 4 relative to the grinding wheel 3 is arranged between the connecting plate 5 and the grinding seat 4, the adjusting structure comprises a first arc-shaped sliding chute 13 and a sliding block 14 which is arranged on the first sliding chute 13, can move along the radian of the sliding chute and is arc-shaped, the first sliding chute 13 is arranged on the end surface of the connecting plate 5 connected with the grinding seat 4, the sliding block 14 is fixedly connected with the grinding seat 4 and drives the grinding seat 4 to adjust the position through the sliding block 14, a locking wrench 15 which locks the sliding block 14 on the first sliding chute 13 is arranged on the other end surface of the connecting plate 5, and a second arc-shaped sliding chute 16 which is used for facilitating the locking wrench 15, a travel stop block is arranged on the connecting plate 5.

In order to prevent the drill from tilting during machining to affect the machining precision, the chuck assembly 6 comprises a clamping sleeve 7 and a locking ring 8, a rotating unit 9 which is used for installing the clamping sleeve 7 and is convenient for the rotation of the clamping sleeve 7 is arranged between the peripheral wall of the clamping sleeve 7 and the inner peripheral wall of the grinding hole, the rotating unit 9 comprises two rotating bearings, the two rotating bearings are respectively arranged at the port positions of the front end and the rear end of the grinding hole, a step part 10 which is radially outwards protruded is arranged on the peripheral wall of the front end of the clamping sleeve 7 outside the grinding seat 4, the diameter of the step part 10 is gradually increased from outside to inside, a plurality of grooves 11 which are arranged along the circumferential direction of the step part 10 and extend to the sleeve body of the clamping sleeve 7 and enable the groove to have elasticity are arranged on the step part 10, the locking ring 8 is arranged on the step part 10 and is connected with the step part 10, the locking ring 8 is arranged at the opening, set up on the front end periphery wall of step portion 10 with interior chamfer matched with outer chamfer, it still is provided with the spacing ring that prevents its assembly too deeply to press from both sides the bobbin stage and lie in on the periphery wall of preceding tip, when pressing from both sides 7 centre gripping work pieces of barrel casing, pull down locking ring 8 earlier, the opening that the barrel casing 7 lies in step portion 10 opens, and put into the drill bit, assemble locking ring 8 again, the step portion 10 that makes the barrel casing 7 department can realize the tight function of clamp to the drill bit, make the cutter can not appear small tilting man-hour, thereby guarantee the machining precision.

In order to prevent the rotation of the grinding seat during machining and facilitate the adjustment of the tool setting, a locking switch seat 12 for preventing the rotation of the clamping sleeve 7 is arranged on the grinding seat 4, the locking switch seat 12 consists of a shell, a locking switch plate, two springs, a return rod and a locking rod, the shell is detachably connected with the grinding seat 4, the upper end surface of the shell is provided with a mounting groove for mounting the locking switch plate and is movably connected with the locking switch plate through a pin shaft, the bottom surface of the shell, which is positioned in the mounting groove, is provided with a mounting groove which is axially downwards recessed and is used for mounting the return rod and the locking rod, the mounting groove of the shell, which is positioned at the locking rod, axially downwards extends into the grinding seat 4 and is communicated with a grinding hole in the grinding seat 4, the two springs are respectively sleeved on the return rod and the locking rod, and the outer peripheral walls of the locking rod and the return rod are both provided with convex rings which are, the setting of bulge loop prevents that check lock lever and return lever from breaking away from the casing cover and establishing and spring cooperation, the upper end of check lock lever with the locking switch board links firmly mutually, when locking switch seat 12 is in lock state, the locking switch board is located the one end of check lock lever and the tank bottom surface of mounting groove and laminates mutually, and the one end that is located the return lever passes through the return lever perk, when needs adjustment, press the one end that the locking switch board is located the return lever, the locking switch board makes the one end perk that is located the check lock lever through the round pin axle, thereby pull up the check lock lever, make the rotatable adjustment of a clamp cover 7, make the return lever can push back the locking switch board to initial position through a few seconds through the spring, thereby make the check lock lever lock to a clamp cover 7 again.

In order to ensure the machining precision and not affect the machining of the tool, the motor box 2 is hinged with a tool setting device 17 capable of swinging along the horizontal direction, a pin rod 18 convenient for the tool setting device 17 to swing horizontally is arranged on the tool setting device 17, and a tool setting surface arranged on the tool setting device 17 is parallel to the outer surface of the grinding wheel 3 when the tool setting device 17 is in the horizontal state.

In order to further improve the tool setting accuracy, a camera assembly 19 which is matched with the tool setting device 17 and used for shooting is arranged on the machine base 1, and a display screen 20 which is matched with the camera assembly 19 is arranged on the motor box 2.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a drill bit grinds machine, includes frame (1), locates motor case (2) on frame (1) and sets up the motor in motor case (2), and the tip of this motor output shaft is provided with emery wheel (3), frame (1) be located one side of emery wheel (3) and be equipped with grinding seat (4) that have the grinding hole, and still be provided with on frame (1) and be convenient for grind seat (4) and remove the adjusting part who adjusts, its characterized in that, grinding seat (4) through connecting plate (5) with adjusting part links firmly mutually, grinding seat (4) in grind downthehole be provided with be used for centre gripping drill bit and rather than normal running fit's cartridge assembly (6), connecting plate (5) and grinding seat (4) between be equipped with and be used for adjusting the regulation structure that grinds seat (4) for emery wheel (3) position.

2. A drill grinder as claimed in claim 1, characterised in that the cartridge assembly (6) consists of a cartridge sleeve (7) and a locking ring (8), a rotating unit (9) which is used for installing the clamping cylinder sleeve (7) and is convenient for the clamping cylinder sleeve (7) to rotate is arranged between the clamping cylinder sleeve (7) and the grinding hole, the outer peripheral wall of the front end part of the clamping cylinder sleeve (7) is provided with a step part (10) which is protruded outwards in the radial direction, the diameter of the step part (10) is gradually increased from outside to inside, a plurality of grooves (11) arranged along the circumferential direction of the step part (10) are arranged on the step part (10), the locking ring (8) is arranged on the step part (10) and is connected with the step part (10), the locking ring (8) is provided with an inner chamfer at the front end opening, and the outer peripheral wall of the front end of the step part (10) is provided with an outer chamfer matched with the inner chamfer.

3. A drill grinder as claimed in claim 1, characterised in that the grinding block (4) is provided with a locking switch block (12) which prevents the cartridge housing (7) from rotating.

4. The drill bit grinding machine according to claim 1, characterized in that the adjusting structure comprises a first arc-shaped sliding groove (13) and a first arc-shaped sliding block (14) which is arranged on the first sliding groove (13), can move along the arc of the sliding groove and is arc-shaped, the first sliding groove (13) is arranged on the end surface of the connecting plate (5) connected with the grinding seat (4), the sliding block (14) is fixedly connected with the grinding seat (4), a locking wrench (15) for locking the sliding block (14) on the first sliding groove (13) is arranged on the other end surface of the connecting plate (5), and a second sliding groove (16) which is convenient for the locking wrench (15) to move is arranged on the bottom surface of the connecting plate (5) at the first sliding groove (13).

5. A drill grinder as claimed in claim 1, characterised in that the motor housing (2) is hinged with a knife setting device (17) which can swing in the horizontal direction, the knife setting device (17) being provided with a pin (18) which facilitates the horizontal swing of the knife setting device (17).

6. The drill bit grinder of claim 1, wherein the base (1) is provided with a camera assembly (19) which is matched with the tool setting device (17) and used for shooting, and the motor box (2) is provided with a display screen (20) which is matched with the camera assembly (19).