CN210615240U

CN210615240U - Gear drilling tool convenient for deburring

Info

Publication number: CN210615240U
Application number: CN201921617172.8U
Authority: CN
Inventors: 蔡钢伟
Original assignee: Changzhou Changjiang Gear Co ltd
Current assignee: Changzhou Changjiang Gear Co ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-05-26
Anticipated expiration: 2029-09-26

Abstract

The utility model discloses a gear drilling frock convenient to burring, including first motor, one side fixedly connected with pneumatic cylinder of first motor, the pneumatic cylinder upwards extends there is the atmospheric pressure pole, the upper end of atmospheric pressure pole is provided with the cutter, the top of cutter is provided with the second motor, second motor downwardly extending has first pivot, the lower extreme fixedly connected with fluted drill of first pivot, the top of fluted drill is divided into the stiff end, the below of stiff end is provided with first cutting edge, the below fixedly connected with reaming section of first cutting edge, the below fixedly connected with location section of reaming section and the outer wall of location section are provided with the screw thread, the first slider of back fixedly connected with of second motor, the opposite side of first slider is provided with the montant and is sliding connection with the montant. The utility model discloses in, gear drilling and burring processing can be accomplished together, still need not change the cutter simultaneously, are favorable to improving the machining precision.

Description

Gear drilling tool convenient for deburring

Technical Field

The utility model relates to the field of machining, especially, relate to a gear drilling frock convenient to burring.

Background

Gear refers to a mechanical element on a rim with gears continuously engaged to transmit motion and power. The use of gears in transmissions has long emerged.

For some gear products, the gear needs to be drilled to meet the functional requirements. However, in the process of drilling the gear, burrs are easily generated on the edges of the hole, and meanwhile, the edges of the hole need to be chamfered and other procedures. If the drilling is finished and the processing is continued after the drilling is finished, the labor cost is increased, and the manual gear trimming quality is not uniform.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the gear drilling frock of a deburring of being convenient for that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a gear drilling tool convenient for deburring comprises a first motor, a pneumatic cylinder is fixedly connected to one side of the first motor, the pneumatic cylinder extends upwards to form a pneumatic rod, a cutter is arranged at the upper end of the pneumatic rod, a second motor is arranged above the cutter, a first rotating shaft extends downwards from the second motor, the lower end of the first rotating shaft is fixedly connected with a twist drill, the uppermost part of the twist drill is a fixed end, a first cutting edge is arranged below the fixed end, a hole expanding section is fixedly connected below the first cutting edge, a positioning section is fixedly connected below the hole expanding section, threads are arranged on the outer wall of the positioning section, the back of the second motor is fixedly connected with a first sliding block, the other side of the first sliding block is provided with a vertical rod which is connected with the vertical rod in a sliding way, one side fixedly connected with rack of montant, the back fixedly connected with second slider of montant.

As a further description of the above technical solution:

the bottom of pneumatic cylinder is fixedly connected with first trachea and second trachea respectively, the upper end of pneumatic rod is provided with the hexagonal hole, the pneumatic rod is at the bottom fixedly connected with magnet in the hexagonal hole.

As a further description of the above technical solution:

the upper section part of cutter is the second cutting edge, the lower tip of cutter is the hexagonal column, the upper end center department of cutter is provided with the round hole and the round hole inner wall is provided with the screw thread and matches with location section screw thread.

As a further description of the above technical solution:

the first motor upwards extends and has a second pivot, the lower part lateral wall fixedly connected with platform of second pivot, the platform top is provided with waits to process the gear, the top of waiting to process the gear is provided with the mounting.

As a further description of the above technical solution:

the upper portion of the second motor on one side of the first sliding block is fixedly connected with a third motor, the third motor and the rack extend in the same side direction to form a motor shaft, a transmission gear is fixedly connected to the side wall of the motor shaft, and the transmission gear and the rack are meshed with each other.

As a further description of the above technical solution:

the opposite side of second slider is provided with the armed lever and with armed lever sliding connection, the one end of armed lever rotates to be connected with the support.

The utility model discloses following beneficial effect has:

the utility model discloses, place the gear to be processed on the platform, and fix the gear to be processed through the mounting, adjust the fluted drill through support and armed lever and second slider and armed lever, the gear to be processed drilling location, start the second motor, the fluted drill rotates at a high speed, start the third motor simultaneously, under the drive of drive gear and rack, the first slider slides downwards, the fluted drill begins to carry out drilling work to the gear to be processed, when the gear to be processed drills through, the fluted drill continues to move downwards, the first cutting edge on the fluted drill carries out deburring treatment and chamfer to the drilling edge, the first trachea fills with gas, the second trachea exhausts gas, the pneumatic lever rises, reduce the rotational speed of the second motor simultaneously, make the location section of fluted drill enter the round hole of cutter upper end and fix each other through the screw thread, start the third motor, reverse messenger's fluted drill slowly rises, simultaneously, the second cutting edge on the cutter carries out deburring and chamfering on the edge of the bottom of a drilled hole, the stress direction of the burr treatment by the cutter is the same as the direction of thread fastening, after the deburring is finished, the cutter is put back to the original position, the magnet can accidentally drop the cutter from the air pressure rod, the first air pipe discharges air, the second air pipe charges air, the air pressure rod descends, the first motor is started, the gear to be machined rotates by a certain angle, the drilling work is continued, the device can complete the same drilling work by one-time clamping, the precision is ensured, simultaneously, after the hole is drilled, the deburring and chamfering can be carried out on the hole without replacing other drill bits, and the gear machining precision is also improved.

Drawings

Fig. 1 is a front view of a gear drilling tool convenient for deburring according to the present invention;

fig. 2 is a schematic side view of an arm lever of a gear drilling tool convenient for deburring according to the present invention;

fig. 3 is a schematic view of a twist drill of the gear drilling tool convenient for deburring according to the present invention;

fig. 4 is a top view of a pneumatic rod of the gear drilling tool convenient for deburring according to the present invention;

fig. 5 is a side view of a tool of the gear drilling tool convenient for deburring according to the present invention;

fig. 6 is the utility model provides a gear drilling frock's convenient to burring plan view.

Illustration of the drawings:

1. a first motor; 2. a pneumatic cylinder; 3. a first air pipe; 4. a second air pipe; 5. a pneumatic rod; 6. a cutter; 7. a twist drill; 8. a first rotating shaft; 9. supporting; 10. an arm lever; 11. a second motor; 12. a vertical rod; 13. a second rotating shaft; 14. a fixing member; 15. a gear to be processed; 16. a platform; 17. a first slider; 18. a rack; 19. a transmission gear; 20. a third motor; 21. a fixed end; 22. a first blade; 23. a reaming section; 24. a positioning section; 25. a hexagonal hole; 26. a magnet; 27. a second blade; 28. a hexagonal column; 29. a circular hole; 30. and a second slider.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-6, the present invention provides an embodiment: a gear drilling tool convenient for deburring comprises a first motor 1, a pneumatic cylinder 2 is fixedly connected to one side of the first motor 1, a pneumatic rod 5 extends upwards from the pneumatic cylinder 2, a cutter 6 is arranged at the upper end of the pneumatic rod 5, a second motor 11 is arranged above the cutter 6, the pneumatic rod 5 is lifted to facilitate the installation of the cutter 6 on a twist drill 7, a first rotating shaft 8 extends downwards from the second motor 11, a twist drill 7 is fixedly connected to the lower end of the first rotating shaft 8, the uppermost part of the twist drill 7 is a fixed end 21, a first cutter 22 is arranged below the fixed end 21, an expanding section 23 is fixedly connected below the first cutter 22, a positioning section 24 is fixedly connected below the expanding section 23, threads are arranged on the outer wall of the positioning section 24 at the back part, a first sliding block 17 is fixedly connected to the second motor 11, a vertical rod 12 is arranged on the other side of the first sliding block 17 and is in sliding connection with the vertical rod 12, one side of the vertical rod 12 is fixedly connected with a rack 18, and the back of the vertical rod 12 is fixedly connected with a second sliding block 30.

The bottom of the pneumatic cylinder 2 is fixedly connected with a first air pipe 3 and a second air pipe 4 respectively, the upper end of a pneumatic rod 5 is provided with a hexagonal hole 25, the pneumatic rod 5 is fixedly connected with a magnet 26 at the bottom of the hexagonal hole 25, the magnet 26 can make a cutter accidentally drop from the pneumatic rod, the upper section of the cutter 6 is provided with a second cutting edge 27, the lower end of the cutter 6 is provided with a hexagonal column 28, the center of the upper end of the cutter 6 is provided with a round hole 29, the inner wall of the round hole 29 is provided with threads matched with the threads of a positioning section 24, the first motor 1 extends upwards to form a second rotating shaft 13, the lower side wall of the second rotating shaft 13 is fixedly connected with a platform 16, a gear 15 to be processed is arranged above the platform 16, a fixing part 14 is arranged above the gear 15 to be processed, the upper part of the second motor 11 on one side of a first sliding block 17 is fixedly connected with a third motor 20, the transmission gear 19 is meshed with the rack 18, the other side of the second sliding block 30 is provided with an arm rod 10 and is connected with the arm rod 10 in a sliding mode, and one end of the arm rod 10 is rotatably connected with the support 9.

The working principle is as follows: when the utility model is used, the gear 15 to be processed is placed on the platform 16, the gear 15 to be processed is fixed through the fixing part 14, the twist drill 7 is adjusted through the support 9 and the arm 10 as well as the second slider 30 and the arm 10, the drilling of the gear 15 to be processed is positioned, the second motor 11 is started, the twist drill 7 rotates at high speed, the third motor 20 is started simultaneously, the first slider 17 slides downwards under the driving of the transmission gear 19 and the rack 18, the twist drill 7 starts to drill the gear 15 to be processed, when the gear 15 to be processed is drilled, the twist drill 7 moves downwards continuously, the first cutting edge 22 on the twist drill 7 carries out deburring treatment and chamfering on the drilling edge, the first air pipe 3 is filled with air, the second air pipe 4 discharges air, the air pressure rod 5 rises, the rotating speed of the second motor 11 is reduced simultaneously, so that the positioning section 24 of the twist drill 7 enters the round hole 29 at the upper end of the cutter 6 and is fixed with each other through threads, the third motor 20 is started, the twist drill 7 slowly ascends reversely, meanwhile, the second cutting edge 27 on the cutter 6 carries out deburring processing and chamfering on the edge of the bottom of a drilled hole, the stress direction of the cutter 6 for processing burrs is the same as the direction of fastening threads, after the processing is finished, the cutter 6 is put back, the magnet 26 can enable the cutter 6 to accidentally fall off the air pressure rod 5, the first air pipe 3 exhausts gas, the second air pipe 4 is inflated with gas, the air pressure rod 5 descends, the first motor 1 is started, the gear 15 to be processed rotates by a certain angle, the drilling work is continued, the device can complete the same drilling work through one-time clamping, the accuracy is ensured, simultaneously, after the hole is drilled, the hole aligning and chamfering can be carried out without replacing other drills, and the gear processing accuracy is improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a gear drilling frock convenient to burring, includes first motor (1), its characterized in that: one side fixedly connected with pneumatic cylinder (2) of first motor (1), pneumatic cylinder (2) upwards extend has pneumatic rod (5), the upper end of pneumatic rod (5) is provided with cutter (6), the top of cutter (6) is provided with second motor (11), second motor (11) downwardly extending has first pivot (8), the lower extreme fixedly connected with fluted drill (7) of first pivot (8), the top of fluted drill (7) divide into stiff end (21), the below of stiff end (21) is provided with first cutting edge (22), the below fixedly connected with reaming section (23) of first cutting edge (22), the below fixedly connected with location section (24) of reaming section (23) and the outer wall of location section (24) are provided with the screw thread, the back fixedly connected with first slider (17) of second motor (11), the other side of first slider (17) is provided with montant (12) and is sliding connection with montant (12), one side fixedly connected with rack (18) of montant (12), the back fixedly connected with second slider (30) of montant (12).

2. The gear drilling tool convenient for deburring as claimed in claim 1, wherein: the bottom of pneumatic cylinder (2) is fixedly connected with first trachea (3) and second trachea (4) respectively, the upper end of atmospheric pressure pole (5) is provided with hexagonal hole (25), atmospheric pressure pole (5) are in the bottom fixedly connected with magnet (26) of hexagonal hole (25).

3. The gear drilling tool convenient for deburring as claimed in claim 1, wherein: the upper segment of cutter (6) is second cutting edge (27), the lower tip of cutter (6) is hexagonal column (28), the upper end center department of cutter (6) is provided with round hole (29) and round hole (29) inner wall is provided with screw thread and location section (24) screw thread cooperatees.

4. The gear drilling tool convenient for deburring as claimed in claim 1, wherein: first motor (1) upwards extends has second pivot (13), the lower part lateral wall fixedly connected with platform (16) of second pivot (13), platform (16) top is provided with waits to process gear (15), the top of waiting to process gear (15) is provided with mounting (14).

5. The gear drilling tool convenient for deburring as claimed in claim 1, wherein: the upper portion of the second motor (11) on one side of the first sliding block (17) is fixedly connected with a third motor (20), the third motor (20) and the rack (18) extend in the same side direction to form a motor shaft, a transmission gear (19) is fixedly connected to the side wall of the motor shaft, and the transmission gear (19) is meshed with the rack (18).

6. The gear drilling tool convenient for deburring as claimed in claim 1, wherein: the other side of the second sliding block (30) is provided with an arm rod (10) and is in sliding connection with the arm rod (10), and one end of the arm rod (10) is rotatably connected with a support (9).