CN219853948U

CN219853948U - Grinding head mechanism of numerical control spherical grinder

Info

Publication number: CN219853948U
Application number: CN202321016233.1U
Authority: CN
Inventors: 甘先美; 陈鹏; 余新柱
Original assignee: Kaimi Cnc Equipment Zhejiang Co ltd
Current assignee: Kaimi Cnc Equipment Zhejiang Co ltd
Priority date: 2023-04-28
Filing date: 2023-04-28
Publication date: 2023-10-20
Anticipated expiration: 2033-04-28

Abstract

The utility model relates to the technical field of numerically controlled lathe structures, in particular to a grinding head mechanism of a numerically controlled spherical grinder, which comprises a grinding head and a grinding groove arranged at the bottom of the grinding head, wherein the top of the grinding head is coaxially and fixedly connected with a connecting shaft; according to the utility model, the plurality of channels for conveying cooling water are arranged in the polishing head and the connecting shaft, so that the cooling water can be directly conveyed to the surface of the polishing head, which is contacted with a workpiece, during use, the polishing head and the workpiece can be cooled in time, and the cooling device is convenient to use.

Description

Grinding head mechanism of numerical control spherical grinder

Technical Field

The utility model relates to the technical field of numerical control lathe structures, in particular to a grinding head mechanism of a numerical control spherical grinder.

Background

The numerically controlled sphere grinder is a numerically controlled lathe for grinding spheres, and when in use, the grinding head is contacted with a workpiece, and the spheres are ground on the workpiece by controlling the grinding head or the workpiece.

The numerical control lathe among the prior art is control grinding head rotation more, because the rotation of work piece needs to receive its size and the restriction of structure, and at grinding head and work piece and produce the in-process of friction, the temperature of grinding head and work piece can rise rapidly, if not in time the cooling probably damage grinding head or work piece, the structure of cooling is set up in the grinding head outside in the prior art more, and spray the coolant liquid in the contact department of grinding head and work piece, with the purpose of cooling, but because the grinding head is structural not equipped with the structure that can cool down when in actual use, can't carry out direct cooling to the grinding head, consequently lead to the inside temperature of grinding head structure higher, long-time use can influence the life-span of grinding head. In view of this, we propose a grinding head mechanism of a numerically controlled spherical grinder.

Disclosure of Invention

In order to make up for the defects, the utility model provides a grinding head mechanism of a numerical control spherical grinder.

The technical scheme of the utility model is as follows:

the utility model provides a grinding head mechanism of numerical control sphere grinding machine, includes the grinding head and sets up in the groove of polishing of grinding head bottom, coaxial fixedly connected with connecting axle in grinding head top, three-way channel has been seted up to the inside of grinding head, the second passageway with three-way channel intercommunication has been seted up to the grinding head that is located three-way channel, the third passageway with the second passageway intercommunication has been seted up to the inside of connecting axle, be equipped with the water supply structure for third passageway water supply on the connecting axle outer wall, water supply structure includes the installation cover of rotating with the connecting axle and being connected, install the side installation piece on the installation cover outer wall, install the water injection pipe on the side installation piece.

As the preferable technical scheme, the third channel is L-shaped and extends to the outside of the connecting shaft, an annular water tank is arranged in the mounting cover, and the annular water tank is communicated with the third channel.

As the preferable technical scheme, the installation cover is provided with two bearings in an up-down symmetry way, and the outer ring and the inner ring of the bearings are respectively fixedly connected with the installation cover and the connecting shaft.

As the preferable technical scheme, the mounting cover is provided with a water inlet hole communicated with the annular water tank on the outer wall, a first channel is arranged in the side mounting block, and two ends of the first channel are respectively communicated with the water injection pipe and the water inlet hole.

As an optimal technical scheme, a sealing gasket is fixedly connected between the inner annular wall of the bearing inner ring and the outer wall of the connecting shaft.

As the preferable technical scheme, a non-circular driving groove is formed in the top of the connecting shaft, and fixing holes are formed in two sides of the driving groove.

As a preferable technical scheme, the three outlets of the three-way channel are respectively positioned at the middle and two sides of the bottom of the polishing head.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the plurality of channels for conveying cooling water are arranged in the polishing head and the connecting shaft, so that the cooling water can be directly conveyed to the surface of the polishing head, which is contacted with a workpiece, during use, the polishing head and the workpiece can be cooled in time, and the cooling device is convenient to use.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of FIG. 1 according to the present utility model;

fig. 3 is an enlarged view of fig. 2 at a in the present utility model.

The meaning of each reference numeral in the figures is:

1. polishing head; 10. grinding the groove; 11. a three-way passage; 12. a second channel; 2. a connecting shaft; 20. a driving groove; 21. a fixing hole; 22. a third channel; 3. a mounting cover; 30. a bearing; 31. a sealing gasket; 32. an annular water tank; 33. a water inlet hole; 4. a side mounting block; 40. a water injection pipe; 41. a first channel.

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.

Referring to fig. 1-3, the present utility model provides a technical solution:

the utility model provides a grinding head mechanism of numerical control sphere grinding machine, including polishing head 1 and set up in the groove 10 of polishing head 1 bottom, a connecting axle 2 of coaxial fixedly connected with in polishing head 1 top, three-way channel 11 has been seted up to polishing head 1 inside, the second passageway 12 with three-way channel 11 intercommunication has been seted up to the first 1 position in three-way channel 11, the third passageway 22 with the second passageway 12 intercommunication has been seted up to connecting axle 2 inside, be equipped with the water supply structure for third passageway 22 water supply on the connecting axle 2 outer wall, the water supply structure includes the installation cover 3 of rotating with connecting axle 2 and being connected, install side installation piece 4 on the installation cover 3 outer wall, install water injection pipe 40 on the side installation piece 4. Through setting up a plurality of passageways that are used for carrying the cooling water in the inside of polishing head 1 and connecting axle 2, when using, can directly send into the cooling water and polish on the surface of head 1 and machined part contact, can in time cool down to polishing head 1 and work piece, facilitate the use.

Preferably, the third channel 22 is L-shaped and extends to the outside of the connecting shaft 2, and the annular water tank 32 is opened in the mounting cover 3, and the annular water tank 32 is communicated with the third channel 22. The annular water tank 32 can enable the third channel 22 to be always communicated with the annular water tank 32 in the rotating process of the connecting shaft 2, and then the transmission of cooling water can be ensured.

As a preferable mode of the present embodiment, the mounting cover 3 is provided with two bearings 30 symmetrically up and down, and an outer ring and an inner ring of the bearings 30 are fixedly connected with the mounting cover 3 and the connecting shaft 2, respectively. The friction between the mounting cover 3 and the outer wall of the connecting shaft 2 can be reduced by the bearing 30, and the heat generated by the connecting shaft 2 in the rotation process can be further reduced.

Preferably, the outer wall of the mounting cover 3 is provided with a water inlet 33 communicated with the annular water tank 32, the side mounting block 4 is internally provided with a first channel 41, and two ends of the first channel 41 are respectively communicated with the water injection pipe 40 and the water inlet 33. The first passage 41 and the water inlet 33 may be provided to communicate the water injection pipe 40 with the annular water tank 32.

Preferably, a sealing gasket 31 is fixedly connected between the inner annular wall of the inner ring of the bearing 30 and the outer wall of the connecting shaft 2. The provision of the gasket 31 can increase the sealability between the mounting cap 3 and the outer wall of the connecting shaft 2.

Preferably, the top of the connecting shaft 2 is provided with a non-circular driving slot 20, and two sides of the driving slot 20 are provided with a fixing hole 21. The drive slot 20 is provided to facilitate transmission with the output shaft of the grinding machine.

As a preference of this embodiment, the three outlets of the three-way passage 11 are located at the middle and both sides of the bottom of the sanding head 1, respectively. The cooling liquid can be supplied to the inner wall of the grinding head 1 and the surface of the workpiece, facilitating the cooling of the grinding head 1 and the workpiece.

According to the grinding head mechanism of the numerical control spherical grinder, the grinding head 1 and the connecting shaft 2 are internally provided with the plurality of channels for conveying cooling water, so that when the grinding head mechanism is used, the cooling water can be directly sent to the surface of the grinding head 1, which is in contact with a workpiece, and the grinding head 1 and the workpiece can be cooled in time, so that the grinding head mechanism is convenient to use;

when the device is used, the connecting shaft 2 is connected with the output shaft of the numerically controlled grinder, then a pipeline for conveying cooling water is communicated with the water injection pipe 40, after the cooling water enters the water injection pipe 40, the cooling water enters the annular water tank 32 through the first channel 41 and the water inlet 33, smoothly enters the third channel 22, then enters the three-way channel 11 through the second channel 12, and smoothly showers on the inner wall of the grinding groove 10 and a workpiece.

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 above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a grinding head mechanism of numerical control sphere grinding machine, includes and polishes bistrique (1) and sets up in polishing groove (10) of polishing bistrique (1) bottom, its characterized in that: the utility model discloses a polishing head (1) top coaxial fixedly connected with connecting axle (2), three-way channel (11) have been seted up to the inside of polishing head (1), second passageway (12) with three-way channel (11) intercommunication have been seted up to the first (1) that polishes, third passageway (22) with second passageway (12) intercommunication have been seted up to the inside connecting axle (2), be equipped with the water supply structure for third passageway (22) water supply on connecting axle (2) outer wall, water supply structure includes mounting cup (3) of being connected with connecting axle (2) rotation, install side installation piece (4) on mounting cup (3) outer wall, install water injection pipe (40) on side installation piece (4).

2. The grinding head mechanism of the numerically controlled spherical grinder as set forth in claim 1, wherein: the third channel (22) is L-shaped and extends to the outside of the connecting shaft (2), an annular water tank (32) is arranged in the mounting cover (3), and the annular water tank (32) is communicated with the third channel (22).

3. The grinding head mechanism of the numerically controlled spherical grinder as set forth in claim 2, wherein: two bearings (30) are symmetrically arranged on the upper portion and the lower portion of the mounting cover (3), and the outer ring and the inner ring of the bearings (30) are fixedly connected with the mounting cover (3) and the connecting shaft (2) respectively.

4. A grinding head mechanism of a numerically controlled spherical grinder as set forth in claim 3, wherein: the water inlet (33) communicated with the annular water tank (32) is formed in the outer wall of the mounting cover (3), a first channel (41) is formed in the side mounting block (4), and two ends of the first channel (41) are respectively communicated with the water injection pipe (40) and the water inlet (33).

5. The grinding head mechanism of the numerically controlled spherical grinder as set forth in claim 4, wherein: a sealing gasket (31) is fixedly connected between the inner annular wall of the inner ring of the bearing (30) and the outer wall of the connecting shaft (2).

6. The grinding head mechanism of the numerically controlled spherical grinder as set forth in claim 5, wherein: a non-circular driving groove (20) is formed in the top of the connecting shaft (2), and fixing holes (21) are formed in two sides of the driving groove (20).

7. The grinding head mechanism of the numerically controlled spherical grinder as set forth in claim 6, wherein: three outlets of the three-way channel (11) are respectively positioned at the middle and two sides of the bottom of the polishing head (1).