CN213646185U

CN213646185U - Multifunctional clamping device for gear machining

Info

Publication number: CN213646185U
Application number: CN202022493756.8U
Authority: CN
Inventors: 周慧
Original assignee: Yancheng Baojie Machinery Co ltd
Current assignee: Yancheng Baojie Machinery Co ltd
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2021-07-09
Anticipated expiration: 2030-11-02

Abstract

The utility model belongs to the technical field of mounting fixture, especially, be a multi-functional clamping device for gear machining, the large-scale motor assembly jig comprises a cylinder, the circular slot has been seted up at cylindrical top, set up the three T-slot that is circular arrangement on the inner wall of circular slot, slidable mounting has the T-shaped piece in the T-slot, the top of T-shaped piece extends to the T-slot outside and fixed mounting has the rectangular block, the top fixed mounting of rectangular block has the montant, fixed cover is equipped with the annular block on the montant, T-slot internal fixed mounting has the baffle, it installs the screw rod to rotate on the baffle, the screw rod runs through the baffle, and the one end that three screw rod is close to each other all extends to the circular slot and the drumming installs first conical gear, it installs the rotation post to rotate on the. The utility model is simple in operation, convenient to use, firm in the centre gripping gear, stable is applicable to the high accuracy processing of gear.

Description

Multifunctional clamping device for gear machining

Technical Field

The utility model relates to a mounting fixture technical field especially relates to a multi-functional clamping device for gear machining.

Background

The gear is a mechanical element with a rim provided with a gear which is continuously engaged to transmit motion and power, the gear is applied in transmission very early, along with the development of production, the running stability of the gear is emphasized, the gear is machined into teeth by a gear hobbing machine during machining, however, burrs are generated on the side surface of the gear after production, and the burrs mean that the production and machining of the gear are incomplete and directly influence the normal use of the gear.

However, when the burrs on the gear teeth are ground, certain vibration is generated, and the fixed gear generates certain offset due to long-time vibration, so that the multifunctional clamping device is not suitable for finish machining with high precision requirements.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a multifunctional clamping device for gear machining.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a multifunctional clamping device for gear machining comprises a cylinder, wherein a circular groove is formed in the top of the cylinder, three T-shaped grooves which are circularly arranged are formed in the inner wall of the circular groove, a T-shaped block is arranged in the T-shaped groove in a sliding mode, the top end of the T-shaped block extends out of the T-shaped groove and is fixedly provided with a rectangular block, a vertical rod is fixedly arranged at the top of the rectangular block, an annular block is fixedly sleeved on the vertical rod, a partition plate is fixedly arranged in the T-shaped groove, a screw rod is rotatably arranged on the partition plate and penetrates through the partition plate, one end, close to each other, of each of the three screw rods extends into the circular groove and is rotatably provided with a first conical gear, a rotating column is rotatably arranged on the inner wall of the bottom of the circular groove, a second conical gear is fixedly arranged at the top end of the rotating column, the three first conical gears are meshed, the utility model discloses a rotation hole, including circle groove, one side inner wall, rotation hole, one end that the pivot is close to the rotation post extends to and rotates outside the hole and fixed mounting has the worm, worm and worm wheel mesh mutually, the one end fixed mounting that the worm was kept away from in the pivot has hexagon nut in.

Preferably, the partition board is provided with a through hole, and the screw penetrates through the through hole and is rotatably connected with the through hole.

Preferably, the T-shaped block is provided with a screw hole, and the screw rod penetrates through the screw hole and is in threaded connection with the screw hole.

Preferably, a rotating groove is formed in the inner wall of the bottom of the circular groove, and the bottom end of the rotating column is rotatably connected with the inner wall of the rotating groove.

Preferably, the rotating hole is internally provided with two bearings, the outer rings of the two bearings are fixedly connected with the inner wall of the rotating hole, and the inner rings of the two bearings are fixedly sleeved on the rotating shaft.

Preferably, the stop blocks are fixedly mounted at the ends, far away from each other, of the three screws.

Preferably, a protection plate is fixedly mounted on the inner wall of the circular groove and located above the three first bevel gears.

Compared with the prior art, the beneficial effects of the utility model are that: when the gear is processed, the gear is sleeved on the three vertical rods, then the hexagonal nut is rotated clockwise by the hexagonal wrench, the hexagonal nut rotates and drives the rotating shaft to rotate, the rotating shaft rotates and drives the worm to rotate, the worm then drives the meshed worm wheel to rotate, the worm wheel then drives the rotating column to rotate, the rotating column then drives the second conical gear to rotate, the second conical gear then drives the three meshed first conical gears to rotate, the three first conical gears then drive the corresponding screw rods to rotate, the three screw rods then drive the three T-shaped blocks to be away from each other, the rectangular blocks on the three T-shaped blocks then drive the three vertical rods to be away from each other, the three vertical rods tightly support the inner ring of the gear, then the gear cannot shake when being processed, after the gear is processed, the hexagonal nut is rotated anticlockwise by the hexagonal wrench, then the three vertical rods are close to each other, and only the processed gear can be taken down from the clamping device.

The utility model is simple in operation, convenient to use, firm in the centre gripping gear, stable is applicable to the high accuracy processing of gear.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic top sectional view of the present invention;

fig. 3 is a schematic front sectional view of the present invention;

in the figure: 1. a cylinder; 2. a circular groove; 3. a T-shaped slot; 4. a T-shaped block; 5. a rectangular block; 6. a vertical rod; 7. a ring block; 8. a partition plate; 9. a screw; 10. a first bevel gear; 11. rotating the column; 12. a second bevel gear; 13. a worm gear; 14. rotating the hole; 15. a rotating shaft; 16. a worm; 17. a hexagonal nut.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a multifunctional clamping device for gear machining comprises a cylinder 1, wherein a round groove 2 is formed in the top of the cylinder 1, three T-shaped grooves 3 which are circularly arranged are formed in the inner wall of the round groove 2, T-shaped blocks 4 are slidably mounted in the T-shaped grooves 3, the top ends of the T-shaped blocks 4 extend out of the T-shaped grooves 3 and are fixedly mounted with rectangular blocks 5, vertical rods 6 are fixedly mounted at the tops of the rectangular blocks 5, annular blocks 7 are fixedly sleeved on the vertical rods 6, partition plates 8 are fixedly mounted in the T-shaped grooves 3, screw rods 9 are rotatably mounted on the partition plates 8 and penetrate through the partition plates 8, first bevel gears 10 are rotatably mounted at the ends, close to each other, of the three screw rods 9 respectively extend into the round grooves 2, rotating columns 11 are rotatably mounted on the inner wall of the bottoms of the round grooves 2, second bevel gears 12 are fixedly mounted at the top ends of the rotating columns 11, and the three first bevel, a worm wheel 13 is fixedly sleeved on the rotating column 11, a rotating hole 14 is formed in the inner wall of one side of the circular groove 2, a rotating shaft 15 is rotatably installed in the rotating hole 14, one end, close to the rotating column 11, of the rotating shaft 15 extends out of the rotating hole 14 and is fixedly provided with a worm 16, the worm 16 is meshed with the worm wheel 13, and an inner hexagonal nut 17 is fixedly installed at one end, far away from the worm 16, of the rotating shaft 15;

in this embodiment, as shown in fig. 1-3, a through hole is formed on the partition plate 8, and the screw 9 penetrates through the through hole and is rotatably connected with the through hole.

The T-shaped block 4 is provided with a screw hole, and the screw rod 9 penetrates through the screw hole and is in threaded connection with the screw hole.

The inner wall of the bottom of the circular groove 2 is provided with a rotating groove, and the bottom end of the rotating column 11 is rotatably connected with the inner wall of the rotating groove.

Two bearings are arranged in the rotating hole 14, outer rings of the two bearings are fixedly connected with the inner wall of the rotating hole 14, and inner rings of the two bearings are fixedly sleeved on the rotating shaft 15.

The equal fixed mounting in one end that three screw rod 9 kept away from each other has the dog.

And a protection plate is fixedly arranged on the inner wall of the circular groove 2 and is positioned above the three first bevel gears 10.

Specifically, the clamping device is firm and stable when clamping the gear, and is suitable for high-precision machining of the gear.

The working principle is as follows: when the gear is processed, the gear is sleeved on the three vertical rods 6, then the hexagonal nut 17 is rotated clockwise by a hexagonal wrench, the hexagonal nut 17 rotates and drives the rotating shaft 15 to rotate, the rotating shaft 15 rotates and drives the worm 16 to rotate, the worm 16 drives the meshed worm wheel 13 to rotate, the worm wheel 13 drives the rotating column 11 to rotate, the rotating column 11 drives the second conical gear 12 to rotate, the second conical gear 12 drives the three meshed first conical gears 10 to rotate, the three first conical gears 10 drive the corresponding screw rods 9 to rotate, the three screw rods 9 drive the three T-shaped blocks 4 to be away from each other, the rectangular blocks 5 on the three T-shaped blocks 4 drive the three vertical rods 6 to be away from each other, the three vertical rods 6 tightly abut against the inner ring of the gear, then the gear cannot shake during processing, and after the gear is processed, the hexagon nut 17 is rotated anticlockwise only through the hexagon wrench, then the three vertical rods 6 are close to each other, and only the machined gear can be taken down from the clamping device.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A multi-functional clamping device for gear machining, includes cylinder (1), its characterized in that: the top of the cylinder (1) is provided with a round groove (2), the inner wall of the round groove (2) is provided with three T-shaped grooves (3) which are circularly arranged, T-shaped blocks (4) are arranged in the T-shaped grooves (3) in a sliding manner, the top ends of the T-shaped blocks (4) extend out of the T-shaped grooves (3) and are fixedly provided with rectangular blocks (5), the top of each rectangular block (5) is fixedly provided with a vertical rod (6), each vertical rod (6) is fixedly sleeved with a ring block (7), a partition plate (8) is fixedly arranged in each T-shaped groove (3), each partition plate (8) is rotatably provided with a screw rod (9), each screw rod (9) penetrates through each partition plate (8), one end, close to each other, of each three screw rods (9) extends into the round groove (2) and is rotatably provided with a first conical gear (10), the inner wall at the bottom of the round groove (2, the top fixed mounting who rotates post (11) has second bevel gear (12), and three first bevel gear (10) all meshes with second bevel gear (12) mutually, it is equipped with worm wheel (13) to rotate fixed cover on post (11), rotation hole (14) have been seted up on one side inner wall of circular slot (2), rotate hole (14) internal rotation and install pivot (15), pivot (15) are close to the one end that rotates post (11) and extend to and rotate hole (14) outer and fixed mounting have worm (16), worm (16) and worm wheel (13) mesh mutually, the one end fixed mounting that worm (16) were kept away from in pivot (15) has interior hexagon nut (17).

2. A multi-functional clamping device for gear machining according to claim 1, characterized in that: the partition plate (8) is provided with a through hole, and the screw rod (9) penetrates through the through hole and is rotatably connected with the through hole.

3. A multi-functional clamping device for gear machining according to claim 1, characterized in that: the T-shaped block (4) is provided with a screw hole, and the screw rod (9) penetrates through the screw hole and is in threaded connection with the screw hole.

4. A multi-functional clamping device for gear machining according to claim 1, characterized in that: the bottom inner wall of the circular groove (2) is provided with a rotating groove, and the bottom end of the rotating column (11) is rotatably connected with the inner wall of the rotating groove.

5. A multi-functional clamping device for gear machining according to claim 1, characterized in that: two bearings are arranged in the rotating hole (14), outer rings of the two bearings are fixedly connected with the inner wall of the rotating hole (14), and inner rings of the two bearings are fixedly sleeved on the rotating shaft (15).

6. A multi-functional clamping device for gear machining according to claim 1, characterized in that: the stop blocks are fixedly arranged at the ends, far away from each other, of the three screw rods (9).

7. A multi-functional clamping device for gear machining according to claim 1, characterized in that: the inner wall of the circular groove (2) is fixedly provided with a protection plate, and the protection plate is positioned above the three first bevel gears (10).