CN219189571U - Positioning mechanism of drill bit grinding machine - Google Patents

Abstract

The utility model belongs to the field of grinding machines, in particular to a positioning mechanism of a drill bit grinding machine, which comprises a base, wherein one side of the top end of the base is fixedly connected with a workbench, the top end of the workbench is fixedly connected with a handle, one side of the workbench is provided with a moving groove, and the inside of the moving groove is provided with a moving mechanism; the moving mechanism comprises a screw rod, the two ends of the screw rod are rotationally connected with the two ends of the inside of the moving groove, the outside threaded connection of the moving groove is provided with a moving block, one side of the moving block is rotationally connected with a connecting rod, one end of the connecting rod, which is far away from the moving block, is provided with a first threaded hole, the outer side of one end of the connecting rod is provided with a grinding wheel, the middle of the grinding wheel is provided with a connecting hole, one end of the connecting rod penetrates through the connecting hole, clamping grooves are formed in the two sides of the grinding wheel, one end of the connecting hole, which is far away from a baffle, is internally penetrated with a first nut, and one end of the first nut is in threaded connection with the first threaded hole.

Description

Positioning mechanism of drill bit grinding machine

Technical Field

The utility model relates to the field of grinding machines, in particular to a positioning mechanism of a drill grinding machine.

Background

Drill bits are often worn during use, which can affect the proper use of the drill bit, so drill bit grinders are often used to repair worn drill bits.

The drill grinder is a small tool grinder for industrial grinding of drill bits. The novel spiral drill bit can grind front angles, positive front angles, top angles, rear angles, side edges of various common spiral drill bits, thin plate drills, step drills and the like due to different functions, and achieves the purpose of repairing the drill bit as new. Is an indispensable good helper for bit repair.

However, the conventional drill grinder does not have an accurate positioning mechanism to determine the position of the drill, so that the grinding wheel of the drill grinder cannot accurately contact with the position of the drill to be ground, and thus the situation that the drill is broken, damaged or insufficiently ground is likely to occur during grinding, and the grinding work efficiency is seriously affected.

Disclosure of Invention

In order to make up the deficiency of the prior art, the conventional drill grinder does not have an accurate positioning mechanism for determining the position of the drill, so that the grinding wheel of the drill grinder cannot accurately contact with the position of the drill to be ground, and the situation that the drill is broken, damaged or insufficiently ground is likely to happen when grinding is performed, so that the grinding work efficiency is seriously influenced.

The technical scheme adopted for solving the technical problems is as follows: the positioning mechanism of the drill bit grinding machine comprises a base, wherein one side of the top end of the base is fixedly connected with a workbench, the top end of the workbench is fixedly connected with a handle, one side of the workbench is provided with a moving groove, and the moving groove is internally provided with a moving mechanism;

the utility model provides a movable mechanism, including the screw rod, the both ends of screw rod are rotated with the inside both ends of movable groove and are connected, the outside threaded connection of movable groove has the movable block, one side rotation of movable block is connected with the connecting rod, the first screw hole has been seted up to the one end that the movable block was kept away from to the connecting rod, the outside fixedly connected with separation blade of one end of movable block was kept away from to the connecting rod, the one end outside of connecting rod is provided with the emery wheel, the connecting hole has been seted up at the emery wheel middle part, the one end through-connection hole of connecting rod, the draw-in groove has been seted up to the both sides of emery wheel, the inside first nut that runs through of one end that has kept away from the separation blade of connecting hole, the one end and the first screw hole threaded connection of first nut, the other end fixedly connected with rotation post of first nut, the front portion rotation of workstation is connected with the spliced pole, the one end of rotation post runs through workstation and screw rod fixedly connected with of curved pole, the other end of curved pole rotates.

Preferably, the outside fixedly connected with scale post of column spinner, the outside that the column spinner is close to the one end of workstation is provided with the scale, scale and workstation fixed connection.

Preferably, the front portion of workstation one side is provided with the fixed station, the bottom and the base fixed connection of fixed station, the top fixedly connected with cylinder of fixed station front portion, the front portion fixedly connected with fixed column of cylinder, the fixed orifices has been seted up at the front portion of fixed column, just the fixed orifices runs through fixed column and fixed station.

Preferably, a second threaded hole is formed in the top end of the fixing column, and the second threaded hole is in threaded connection with a second nut.

Preferably, the spout has been seted up to the bottom of workstation one side, sliding connection has the slide rail in the spout, one side fixedly connected with slip post of slide rail, the storage tank has been seted up on slip post top, the expansion tank has been seted up to the rear portion bottom of one side that the workstation is close to the slip post, the mounting hole has been seted up to the one end of expansion tank, the inside fixedly connected with telescopic link of mounting hole, the outside fixedly connected with square piece of telescopic link, the anterior fixedly connected with atress pole of square piece, the outside cover of telescopic link is equipped with the spring, the both ends and square piece and the flexible department fixed connection of telescopic link of spring.

Preferably, a jack is formed in one side of the rear portion of the sliding column, and the jack is matched with the bottom end of the telescopic rod.

The utility model has the advantages that:

1. according to the utility model, through the structural design of the moving mechanism, the function of enabling the grinding wheel to move and accurately positioning the position of the drill bit through the cooperation of the scale and the scale column is realized, and the problem that the grinding work efficiency is seriously affected due to the fact that the grinding wheel of the conventional drill bit grinder does not have an accurate positioning mechanism to determine the position of the drill bit, so that the grinding wheel of the drill bit grinder cannot accurately contact with the position of the drill bit to be ground, and the situation that the drill bit is broken, damaged or insufficiently ground is likely to occur in grinding is solved;

2. according to the utility model, through the structural design of the telescopic rod and the spring, the functions of fixing and detaching the sliding column and the accommodating groove are realized, and the problems that scraps generated when a drill bit polisher polishes a drill bit fall into the accommodating groove and the accommodating groove can be easily detached for treatment are solved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

Fig. 1 is a schematic front perspective view of a first embodiment;

FIG. 2 is a partially enlarged schematic illustration of the structure of FIG. 1A according to the first embodiment;

fig. 3 is a schematic view of a disassembled perspective structure of a grinding wheel according to the first embodiment;

FIG. 4 is a partially enlarged schematic illustration of the structure of FIG. 3B according to the first embodiment;

FIG. 5 is a rear perspective view of the first embodiment;

FIG. 6 is a partially enlarged schematic illustration of the structure of FIG. 5C according to the first embodiment;

FIG. 7 is a schematic diagram of a jack position according to the first embodiment;

fig. 8 is a schematic structural diagram of a pull block position according to the second embodiment.

In the figure: 1. a base; 2. a work table; 3. a handle; 4. a moving groove; 5. a screw; 6. a moving block; 7. a connecting rod; 8. a first threaded hole; 9. a baffle; 10. grinding wheel; 11. a connection hole; 12. a clamping groove; 13. a first nut; 14. a spin column; 15. rotating the column; 16. a curved bar; 17. handshaking; 18. a ruler; 19. a scale column; 20. a fixed table; 21. a cylinder; 22. fixing the column; 23. a fixing hole; 24. a second threaded hole; 25. a second nut; 26. a chute; 27. a slide rail; 28. a sliding column; 29. a telescopic slot; 30. a mounting hole; 31. a telescopic rod; 32. square blocks; 33. a force-bearing rod; 34. a spring; 35. a jack; 100. a storage groove; 101. pulling blocks.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-7, a positioning mechanism of a drill grinder comprises a base 1, wherein one side of the top end of the base 1 is fixedly connected with a workbench 2, the top end of the workbench 2 is fixedly connected with a handle 3, one side of the workbench 2 is provided with a moving groove 4, and a moving mechanism is arranged in the moving groove 4;

the moving mechanism comprises a screw 5, two ends of the screw 5 are rotationally connected with two ends inside a moving groove 4, a moving block 6 is in threaded connection with the outer side of the moving groove 4, one side of the moving block 6 is rotationally connected with a connecting rod 7, one end of the connecting rod 7, which is far away from the moving block 6, is provided with a first threaded hole 8, a baffle 9 is fixedly connected with the outer side of one end of the connecting rod 7, the outer side of one end of the connecting rod 7 is provided with a grinding wheel 10, the middle of the grinding wheel 10 is provided with a connecting hole 11, one end of the connecting rod 7 penetrates through the connecting hole 11, two sides of the grinding wheel 10 are provided with clamping grooves 12, one end of the connecting hole 11, which is far away from the baffle 9, is internally penetrated with a first nut 13, one end of the first nut 13 is in threaded connection with the first threaded hole 8, the other end of the first nut 13 is fixedly connected with a rotating column 14, one ends of the baffle 9 and the first nut 13 are respectively abutted with the clamping grooves 12 on two sides of the grinding wheel 10, the front part of the workbench 2 is rotationally connected with a rotating column 15, one end of the rotating column 15 penetrates through the workbench 2 and one end of the rotating column 16, one end of the rotating column 15 is fixedly connected with one end of the rotating column 16, which is fixedly connected with one end of the rotating column 16;

when the drill bit is required to be polished, the drill bit is inserted into the fixing hole 23, the second nut 25 is rotated into the second threaded hole 24 when the drill bit is inserted by a proper distance, the bottom end of the second nut 25 is contacted with the outer side of the drill bit to fix the drill bit, after the drill bit is fixed, the distance between the top end of the drill bit and the initial position of the grinding wheel 10 is determined through measurement, the rotating handshake 17 drives the rotating column 15 and the screw 5 to rotate, the number of rotation turns are determined through the cooperation of the scale 18 and the scale column 19, the moving block 6 drives the grinding wheel 10 to move to the corresponding position, the machine is started at the moment, the grinding wheel 10 starts to polish the drill bit, if the grinding wheel 10 needs to be replaced, the first nut 13 is dismounted through rotating rotation, the grinding wheel 10 is dismounted, one end of the connecting rod 7 penetrates through the connecting hole 11 of the new grinding wheel 10, the blocking piece 9 is abutted with the clamping groove 12 on one side of the grinding wheel 10, the first nut 13 is connected in the first threaded hole 8 through the rotating block in a threaded mode, one end, which is close to the rotating block 13 is abutted with the clamping groove 12 on the other side of the grinding wheel 10, and the grinding wheel 10 is fixed.

The outer side of the rotary column 14 is fixedly connected with a scale column 19, a scale 18 is arranged on the outer side of one end, close to the workbench 2, of the rotary column 14, and the scale 18 is fixedly connected with the workbench 2;

in operation, the cooperation of the scale 19 and the scale 18 allows a user to determine the distance that the moving block 6 and the grinding wheel 10 move when the user rotates the rotary column 14, so that the grinding wheel 10 can be accurately positioned at the top end of the drill.

The front part of one side of the workbench 2 is provided with a fixed table 20, the bottom end of the fixed table 20 is fixedly connected with the base 1, the top end of the front part of the fixed table 20 is fixedly connected with a cylinder 21, the front part of the cylinder 21 is fixedly connected with a fixed column 22, the front part of the fixed column 22 is provided with a fixed hole 23, and the fixed hole 23 penetrates through the fixed column 22 and the fixed table 20;

in operation, since the fixing hole 23 penetrates the fixing post 22 and the fixing table 20, the drill can conveniently finish polishing work by penetrating the fixing hole 23 to the side of the fixing table 20, which is close to the grinding wheel 10.

A second threaded hole 24 is formed in the top end of the fixed column 22, and the second threaded hole 24 is in threaded connection with a second nut 25;

when the drill bit penetrates through the fixing hole 23 and is in the fixing column 22 in operation, the second nut 25 is in threaded connection with the second threaded hole 24, so that the bottom end of the second nut 25 can abut against the drill bit, and the effect of fixing the drill bit is achieved.

The bottom of one side of the workbench 2 is provided with a chute 26, a sliding rail 27 is connected in a sliding manner in the chute 26, one side of the sliding rail 27 is fixedly connected with a sliding column 28, the top end of the sliding column 28 is provided with a storage groove 100, the bottom end of the rear part of one side of the workbench 2, which is close to the sliding column 28, is provided with a telescopic groove 29, one end of the telescopic groove 29 is provided with a mounting hole 30, the inside of the mounting hole 30 is fixedly connected with a telescopic rod 31, the outer side of the telescopic rod 31 is fixedly connected with a square block 32, the front part of the square block 32 is fixedly connected with a stressed rod 33, the outer side of the telescopic rod 31 is sleeved with a spring 34, and two ends of the spring 34 are fixedly connected with the telescopic part of the square block 32 and the telescopic rod 31;

when the device works, if the scraps in the storage groove 100 need to be cleaned, the bottom end of the telescopic rod 31 is separated from the jack 35 by moving the force-bearing rod 33, the sliding column 28 is detached from the sliding groove 26, after cleaning, the sliding column 28 and the sliding rail 27 are installed in the sliding groove 26 again, after the cleaning is finished, the spring 34 is in a compressed state, when the bottom end of the telescopic rod 31 is aligned with the fixing hole 23, and the force-bearing rod 33 is not stressed, the telescopic rod 31 automatically enters the jack 35 under the elasticity of the spring 34, so that the fixing of the sliding column 28 is completed.

A jack 35 is formed on one side of the rear part of the sliding column 28, and the jack 35 is matched with the bottom end of the telescopic rod 31;

in operation, when the sliding post 28 is fully within the chute 26, the receptacle 35 is aligned with the bottom end of the telescoping post, and the telescoping post 31 can normally enter the receptacle 35 due to the mating of the receptacle 35 with the telescoping post 31.

Example two

Referring to fig. 8, in a first comparative example, as another embodiment of the present utility model, a pull block 101 is disposed at one end of the sliding column 28 near the telescopic slot 29, and the pull block is fixedly connected with the sliding column 28;

in operation, when the scraps in the accommodating groove 100 need to be cleaned, a lot of scraps may exist in the accommodating groove 100, and when the sliding column 28 is pulled out by hands, the scraps in the accommodating groove 100 may be touched by hands to cause scratches, and the pulling block 101 can avoid contact between the hands and the scraps.

The working principle is that when the drill bit is required to be polished, the drill bit is inserted into the fixing hole 23, the second nut 25 is rotated into the second threaded hole 24 when the drill bit is inserted by a proper distance, the bottom end of the second nut 25 is contacted with the outer side of the drill bit to fix the drill bit, after the drill bit is fixed, the distance between the top end of the drill bit and the initial position of the grinding wheel 10 is determined through measurement, the rotating handshake 17 drives the rotating column 15 and the screw 5 to rotate, the number of turns of rotation is determined through the cooperation of the scale 18 and the scale column 19, the moving block 6 drives the grinding wheel 10 to move to the corresponding position, the machine is started at the moment, the grinding wheel 10 starts to polish the drill bit, the rotating handshake 17 moves the grinding wheel 10 to the initial position to achieve the homing of the scale column 19 after polishing is finished, if the grinding wheel 10 is required to be replaced, the rotating rotation unloads the first nut 13, the grinding wheel 10 is dismounted, one end of the connecting rod 7 penetrates through the connecting hole 11 of the new grinding wheel 10, the baffle 9 is abutted against the clamping groove 12 on one side of the grinding wheel 10, the first nut 13 is connected in the first threaded hole 8 through the rotating block in a threaded mode, one end, close to the rotating block, of the first nut 13 is abutted against the clamping groove 12 on the other side of the grinding wheel 10, the grinding wheel 10 is fixed, if scraps in the storage groove 100 need to be cleaned, the bottom end of the telescopic rod 31 is separated from the jack 35 by moving the stress rod 33, the sliding column 28 is dismounted from the sliding groove 26, the sliding column 28 and the sliding rail 27 are mounted in the sliding groove 26 in a sliding mode again after cleaning, and after mounting is finished, the telescopic rod 31 automatically enters the jack 35 to fix the sliding column 28 due to the fact that the spring 34 is in a compressed state at the moment, and the bottom end of the telescopic rod 31 is aligned with the fixing hole 23.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (6)

1. A positioning mechanism of drill grinder, its characterized in that: the automatic lifting device comprises a base (1), wherein one side of the top end of the base (1) is fixedly connected with a workbench (2), the top end of the workbench (2) is fixedly connected with a handle (3), one side of the workbench (2) is provided with a moving groove (4), and a moving mechanism is arranged in the moving groove (4);

the moving mechanism comprises a screw rod (5), two ends of the screw rod (5) are rotationally connected with two ends of the inside of a moving groove (4), a moving block (6) is in threaded connection with the outer side of the moving groove (4), a connecting rod (7) is rotationally connected with one side of the moving block (6), a first threaded hole (8) is formed in one end, far away from the moving block (6), of the connecting rod (7), a baffle (9) is fixedly connected with the outer side, far away from one end of the moving block (6), of the connecting rod (7), a grinding wheel (10) is arranged on the outer side of one end of the connecting rod (7), a connecting hole (11) is formed in the middle of the grinding wheel (10), one end of the connecting rod (7) penetrates through the connecting hole (11), clamping grooves (12) are formed in two sides of the grinding wheel (10), a first nut (13) penetrates through the inside of one end, far away from the baffle plate (9), of the connecting hole (11), one end of the first nut (13) is in threaded connection with the first threaded hole (8), the other end of the first nut (13) is fixedly connected with a rotating column (14), one ends of the baffle plate (9) and the first nut (13) are respectively abutted with the clamping grooves (12) in two sides of the grinding wheel (10), a rotating column (15) is rotationally connected to the front part of the workbench (2), one end of the rotating column (15) penetrates through the workbench (2) and is fixedly connected with one end of the screw rod (5), the front portion of the rotating column (15) is fixedly connected with one end of the curved rod (16), and the other end of the curved rod (16) is rotatably connected with a handshake (17).

2. The positioning mechanism of a drill grinder of claim 1, wherein: the rotary table is characterized in that a scale column (19) is fixedly connected to the outer side of the rotary column (14), a scale (18) is arranged on the outer side of one end, close to the workbench (2), of the rotary column (14), and the scale (18) is fixedly connected with the workbench (2).

3. A positioning mechanism for a drill grinder as recited in claim 2, wherein: the front portion of workstation (2) one side is provided with fixed station (20), the bottom and the base (1) fixed connection of fixed station (20), the top fixedly connected with cylinder (21) of fixed station (20) front portion, the front portion fixedly connected with fixed column (22) of cylinder (21), fixed orifices (23) have been seted up at the front portion of fixed column (22), just fixed orifices (23) run through fixed column (22) and fixed station (20).

4. A positioning mechanism for a drill grinder as recited in claim 3, wherein: a second threaded hole (24) is formed in the top end of the fixing column (22), and the second threaded hole (24) is in threaded connection with a second nut (25).

5. The positioning mechanism for a drill grinder of claim 4, wherein: the utility model discloses a flexible electronic device is characterized in that a sliding groove (26) is formed in the bottom of one side of a workbench (2), a sliding rail (27) is connected in the sliding groove (26), a sliding column (28) is fixedly connected to one side of the sliding rail (27), a storage groove (100) is formed in the top end of the sliding column (28), a flexible groove (29) is formed in the bottom end of the rear portion of one side, close to the sliding column (28), of the workbench (2), a mounting hole (30) is formed in one end of the flexible groove (29), a flexible rod (31) is fixedly connected to the inside of the mounting hole (30), a square block (32) is fixedly connected to the outer side of the flexible rod (31), a stressed rod (33) is fixedly connected to the front portion of the square block (32), a spring (34) is sleeved on the outer side of the flexible rod (31), and two ends of the spring (34) are fixedly connected with the flexible part of the square block (32) and the flexible rod (31).

6. The positioning mechanism of a drill grinder of claim 5, wherein: and a jack (35) is formed in one side of the rear part of the sliding column (28), and the jack (35) is matched with the bottom end of the telescopic rod (31).

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