CN217453245U

CN217453245U - Numerical control internal grinding machine for machining automobile gear parts

Info

Publication number: CN217453245U
Application number: CN202220637608.5U
Authority: CN
Inventors: 陈绍春; 周呈忠; 杜文华
Original assignee: Qijiang Jinhuan Automobile Parts Co ltd
Current assignee: Qijiang Jinhuan Automobile Parts Co ltd
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2022-09-20
Anticipated expiration: 2032-03-22

Abstract

The utility model provides a numerical control internal grinding machine for processing of automobile gear accessories, including the grinding machine, be located the chuck inside the grinding machine and all be equipped with the limiting plate on every jack catch that is located the chuck, the limiting plate is circumference distribution, the central point department of putting of limiting plate is equipped with logical groove; a threaded rod penetrates through the limiting groove, the bottom of the threaded rod is coaxially connected with an installation seat, the bottom of the installation seat is connected with a clamping block, the top of the installation seat is symmetrically connected with a strip-shaped block, the bottom of the limiting plate is provided with a plurality of strip-shaped grooves, and the strip-shaped grooves are circumferentially distributed along the through groove; the top of the threaded rod is coaxially connected with a connecting plate, and the threaded rod between the rotating block and the limiting plate is connected with a rotating block in a threaded mode. The utility model discloses a drive the rotation of strip-shaped piece, can realize the different regulation of placing the angle of fixture block, and then can press from both sides tight fixedly to the gear of different shapes, guaranteed the practicality of device.

Description

Numerical control internal grinding machine for machining automobile gear parts

Technical Field

The utility model belongs to the technical field of the grinding machine, especially indicate a numerical control internal grinding machine is used in processing of auto gear accessory.

Background

Grinding machines are machine tools for grinding the surface of a workpiece by using grinding tools, most of the grinding machines use grinding wheels rotating at high speed for grinding, and a few of the grinding machines use oilstones, abrasive belts and other grinding tools and free abrasives for processing, such as honing machines, superfinishing machines, abrasive belt grinding machines, polishing machines and the like, and the grinding machines can process materials with high hardness, such as hardened steel, hard alloys and the like. The gear is one of the most main mechanical transmission parts, and is divided into a straight gear, a helical gear and the like according to the shape of a tooth trace, the inner circle of the inner part of a wheel body needs to be machined in the machining process of the gear, the inner circle is usually machined by using a grinding machine, and when the existing grinding machine clamps an automobile gear, the fixation of the gears in different shapes cannot be met. Therefore, the numerical control internal grinding machine for machining the automobile gear parts is provided.

SUMMERY OF THE UTILITY MODEL

For solving the not enough of above prior art, the utility model provides an internal grinding machine is used in processing of auto gear accessory numerical control.

The technical scheme of the utility model is realized like this:

a numerical control internal grinding machine for machining automobile gear accessories comprises a grinding machine, wherein a limiting plate is arranged on a chuck inside the grinding machine and on each clamping jaw of the chuck, the limiting plates are circumferentially distributed, and a through groove is formed in the center of each limiting plate;

a threaded rod penetrates through the limiting groove, the bottom of the threaded rod is coaxially connected with an installation seat, the bottom of the installation seat is connected with a clamping block, the top of the installation seat is symmetrically connected with a strip-shaped block, the bottom of the limiting plate is provided with a plurality of strip-shaped grooves which are circumferentially distributed along the through groove, and the strip-shaped block can be connected in the strip-shaped grooves;

the top of the threaded rod is coaxially connected with a connecting plate, and the threaded rod between the turning block and the limiting plate is in threaded connection with a turning block.

Preferably, the bottom intercommunication that leads to the groove is equipped with the spacing groove, the diameter in spacing groove is greater than the diameter that leads to the groove, the top of mount pad is connected with reset spring, reset spring and the coaxial setting of threaded rod, reset spring's top and the top in spacing groove offset.

Preferably, the top of the return spring is fixedly connected with a support plate, and the support plate and the threaded rod are coaxially arranged.

Preferably, a plurality of anti-slip strips are fixedly connected to the outer wall of the rotating block along the circumferential direction.

Preferably, the bottom of the fixture block is rounded.

Compared with the prior art, the utility model discloses when rotating the turning block, can control the threaded rod and carry out gliding regulation from top to bottom, and then drive the bar inslot of bar-shaped piece in different positions department and connect, and then realized the different regulation of placing the angle of fixture block, can press from both sides tight operation to the gear of different shapes, improved the holistic practicality of device.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is the utility model provides a processing of auto gear accessory is with numerical control internal grinding machine's schematic structure drawing.

Fig. 2 is the utility model provides a part of the structure schematic diagram of numerical control internal grinding machine for processing of automobile gear parts.

Fig. 3 is the utility model provides a part structure cross-sectional view of numerical control internal grinding machine for processing of automobile gear accessory.

In the figure: grinding machine 1, backup pad 2, limiting plate 3, connecting plate 4, carousel 5, fixture block 6, bar piece 7, reset spring 8, spacing groove 9, mount pad 10, antislip strip 11, bar groove 12, threaded rod 13, turning block 14, logical groove 15.

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 efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a numerical control internal grinding machine for machining automobile gear accessories comprises a grinding machine 1, wherein a limiting plate 3 is arranged on a chuck 5 in the grinding machine 1 and on each clamping jaw of the chuck 5, the limiting plates 3 are circumferentially distributed, and a through groove 15 is formed in the center of each limiting plate 3;

a threaded rod 13 penetrates through the limiting groove 9, the bottom of the threaded rod 13 is coaxially connected with an installation seat 10, the bottom of the installation seat 10 is connected with a clamping block 6, the top of the installation seat 10 is symmetrically connected with a strip-shaped block 7, the bottom of the limiting plate 3 is provided with a plurality of strip-shaped grooves 12, the strip-shaped grooves 12 are circumferentially distributed along a through groove 15, and the strip-shaped block 7 can be connected in the strip-shaped grooves 12;

the top of the threaded rod 13 is coaxially connected with the connecting plate 4, and the threaded rod 13 between the rotating block 14 and the limiting plate 3 is in threaded connection with the rotating block 14.

Specifically, the utility model discloses when using, through adjusting turning block 14, steerable threaded rod 13 carries out the slip from top to bottom in leading to groove 15, and slidable threaded rod 13 can drive bar 7 and shift out from bar inslot 12 to rotate screw rod 13, and then adjustable bar 7 carries out the rotation of different angles, and then has realized the regulation of the different angle of placing of fixture block 6, satisfies the clamp of different shape gears tight, has improved the practicality of device.

Further, the bottom intercommunication that leads to groove 15 is equipped with spacing groove 9, the diameter of spacing groove 9 is greater than the diameter that leads to groove 15, the top of mount pad 10 is connected with reset spring 8, reset spring 8 and the coaxial setting of threaded rod 13, reset spring 8's top and spacing groove 9's top offset, reset spring 8's setting, the stability of mount pad 10 at spacing groove 9 internal connection has been improved, and it carries out stable connection in bar inslot 12 inside to have guaranteed bar piece 7, and then the clamping capacity of device to the gear has been improved.

Further, reset spring 8's top fixedly connected with backup pad 2, backup pad 2 and the coaxial setting of threaded rod 13, backup pad 2 and reset spring 8 between be connected, and then can avoid carrying out direct contact between reset spring 8's top and the spacing groove 9, played the effect of protection to reset spring 8, prolonged reset spring 8's life.

Furthermore, a plurality of anti-slip strips 11 are fixedly connected to the outer wall of the rotating block 14 along the circumferential direction, and the friction force of the contact between the rotating block 14 and the hand of a user is improved due to the arrangement of the anti-slip strips 11, so that the rotation adjustment of the rotating block 14 by the user is facilitated.

Furthermore, the bottom of the fixture block 6 is rounded, so that when the fixture block 6 clamps the gear, the end of the fixture block 6 can be prevented from damaging the gear, and further the gear is prevented from being damaged during machining.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The numerical control internal grinding machine for machining the automobile gear fittings comprises a grinding machine (1) and is characterized in that a limiting plate (3) is arranged on a chuck (5) inside the grinding machine (1) and on each clamping jaw of the chuck (5), the limiting plates (3) are circumferentially distributed, and a through groove (15) is formed in the center of each limiting plate (3);

a threaded rod (13) penetrates through the limiting groove (9), the bottom of the threaded rod (13) is coaxially connected with an installation seat (10), the bottom of the installation seat (10) is connected with a clamping block (6), strip-shaped blocks (7) are symmetrically connected to the top of the installation seat (10), a plurality of strip-shaped grooves (12) are formed in the bottom of the limiting plate (3), the strip-shaped grooves (12) are circumferentially distributed along the through groove (15), and the strip-shaped blocks (7) can be connected into the strip-shaped grooves (12);

the top coaxial coupling of threaded rod (13) has connecting plate (4), is located threaded connection has turning block (14) on threaded rod (13) between turning block (14), limiting plate (3).

2. The numerical control internal grinding machine for machining the automobile gear fittings is characterized in that a limiting groove (9) is formed in the bottom of the through groove (15) in a communicating mode, the diameter of the limiting groove (9) is larger than that of the through groove (15), a return spring (8) is connected to the top of the mounting seat (10), the return spring (8) and the threaded rod (13) are coaxially arranged, and the top of the return spring (8) abuts against the top of the limiting groove (9).

3. The numerical control internal grinding machine for machining the automobile gear part is characterized in that a supporting plate (2) is fixedly connected to the top of the return spring (8), and the supporting plate (2) and the threaded rod (13) are coaxially arranged.

4. The numerical control internal grinding machine for machining the automobile gear part is characterized in that a plurality of anti-slip strips (11) are fixedly connected to the outer wall of the rotating block (14) along the circumferential direction.

5. The numerical control internal grinding machine for machining the automobile gear part is characterized in that the bottom of the fixture block (6) is rounded.