CN217992145U - Fixed beam grinding machine spindle structure and numerically controlled grinding machine - Google Patents
Fixed beam grinding machine spindle structure and numerically controlled grinding machine Download PDFInfo
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- CN217992145U CN217992145U CN202222049282.7U CN202222049282U CN217992145U CN 217992145 U CN217992145 U CN 217992145U CN 202222049282 U CN202222049282 U CN 202222049282U CN 217992145 U CN217992145 U CN 217992145U
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Abstract
The utility model relates to the technical field of numerical control equipment, in particular to a fixed beam grinding machine spindle structure and a numerical control grinding machine, which comprises a base, a fixed outer shaft, a rotating spindle and a grinding head fixing component, wherein the base is provided with an installation surface and a fixed cavity, and the fixed cavity is communicated with the base; the fixed outer shaft is arranged in the fixed cavity, and a rotary arranging cavity is arranged in the fixed outer shaft; rotatory main shaft includes the axis body and is used for installing the spacing ring at fixed intracavity of axis body, and the both ends of axis body are equipped with the bearing, and the bearing is installed at fixed intracavity, and the external diameter of axis body is equipped with leads the oil groove, and the oil filler point has been seted up to the base, and the oil filler point communicates to leading the oil groove. The utility model provides a current main shaft direct with the pedestal mounting to the too high problem of base machining precision requirement, fixed outer axle is circular axis body with rotary main shaft, it is more convenient to process, the better control of structure precision, machining efficiency is high.
Description
Technical Field
The utility model relates to a numerical control equipment technical field especially relates to a decide beam grinder main shaft structure and numerical control grinder.
Background
The numerical control grinding machine is widely applied to the machining manufacturing industry, and a numerical control program is used for controlling a servo motor to drive a grinding wheel to grind shafts, planes, curved surfaces and the like. The numerically controlled grinder is usually the last process for machining precision parts, so the performance and reliability of the numerically controlled grinder have important influence on the precision and efficiency of machining the parts.
The main shaft is one of the necessary structures of the numerical control grinding machine, the main shaft of the existing grinding machine is mainly only directly matched with the base for installation, the base is generally of a rectangular structure, the main shaft is of a circular structure, the requirement on hole site processing on the base is extremely high, the precision of parts in large-size processing is difficult to guarantee, and then the existing main shaft installation structure can be improved.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a solve the direct too high problem of base machining precision requirement with pedestal mounting of current main shaft, fixed outer axle is circular axis body with rotatory main shaft, and it is more convenient to process, decides beam grinder main shaft structure and numerically control grinder of the better control of structural accuracy.
The utility model adopts the technical proposal that: a main shaft structure of a fixed beam grinding machine comprises a base, a fixed outer shaft, a rotating main shaft and a grinding head fixing assembly, wherein the base is provided with an installation surface and a fixing cavity, and the fixing cavity penetrates through the base; the fixed outer shaft is arranged in the fixed cavity, and a rotary mounting cavity is arranged in the fixed outer shaft; the rotary main shaft comprises a shaft body and a limiting ring for limiting and installing the shaft body in a fixed cavity, bearings are arranged at two ends of the shaft body and installed in the fixed cavity, an oil guide groove is formed in the outer diameter of the shaft body, an oil filling hole is formed in the base, and the oil filling hole is communicated with the oil guide groove; the grinding head fixing assembly is connected to one end of the shaft body and comprises a fixing disc and a locking disc, and a locking position used for locking the grinding head is formed between the fixing disc and the locking disc.
The further improvement of the scheme is that the mounting surface extends towards two sides to form an extension table, and the extension table is provided with a plurality of mounting holes.
The further improvement of the scheme is that the fixed cavity is a round hole and is communicated from one end of the base to the other end, and the fixed outer shaft penetrates through the fixed cavity.
The further improvement to above-mentioned scheme does, the base is equipped with a plurality of locking holes, the locking hole communicates to fixed chamber, the locking hole sets up the screw and will fix the outer axle and fix in fixed chamber.
The further improvement to the above scheme is that the outer diameter of the fixed outer shaft and the rotary mounting cavity are integrally processed, and specifically, the outer shaft is processed by matching an inner circle grinder and an outer circle grinder.
The further improvement of the scheme is that the two ends of the rotary mounting cavity are provided with rotary positioning steps, and the bearing is arranged on the rotary positioning steps.
The further improvement of the scheme is that the limiting ring limits and fixes two ends of the shaft body on the bearing.
The further improvement of the scheme is that a conical head is arranged at the connecting position of the shaft body and the grinding head fixing assembly.
The further improvement of the above scheme is that the locking position has a first locking clamping position and a second locking clamping position, and the second locking clamping position is located outside the first locking clamping position.
A numerical control grinding machine comprises the main shaft structure of the fixed beam grinding machine.
The utility model has the advantages that:
compare current numerically control grinder main shaft, the utility model discloses a fixed outer axle forms the installation with the cooperation of rotating main shaft, and fixed outer axle is installed with the base cooperation, has solved the direct too high problem of base machining precision requirement with the pedestal mounting of current main shaft, and fixed outer axle is circular axis body with rotating main shaft, and it is more convenient to process, the better control of structural accuracy, and machining efficiency is high. Specifically, the grinding head fixing device is provided with a base, a fixing outer shaft, a rotating main shaft and a grinding head fixing assembly, wherein the base is provided with a mounting surface and a fixing cavity, and the fixing cavity penetrates through the base; the fixed outer shaft is arranged in the fixed cavity, and a rotary arranging cavity is arranged in the fixed outer shaft; the rotary main shaft comprises a shaft body and a limiting ring for limiting and installing the shaft body in a fixed cavity, bearings are arranged at two ends of the shaft body and installed in the fixed cavity, an oil guide groove is formed in the outer diameter of the shaft body, an oil filling hole is formed in the base, and the oil filling hole is communicated with the oil guide groove; the grinding head fixing assembly is connected to one end of the shaft body and comprises a fixing disc and a locking disc, and a locking position used for locking the grinding head is formed between the fixing disc and the locking disc. The oil filler point has still been seted up, and the oil filler point is used for leading the oil groove to the axis body and carries out the oiling, and then multiplicable lubricity, increase of service life, the oiling is convenient.
Drawings
FIG. 1 is a schematic perspective view of the spindle structure of the fixed beam grinding machine of the present invention;
FIG. 2 is another perspective view of the spindle structure of the fixed beam grinding machine shown in FIG. 1;
FIG. 3 is a schematic top view of the spindle structure of the fixed beam grinding machine shown in FIG. 1;
fig. 4 isbase:Sub>A cross-sectional viewbase:Sub>A-base:Sub>A of fig. 3.
Description of reference numerals: the grinding head fixing device comprises a base 1, a mounting surface 11, an extending table 111, a mounting hole 112, a fixing cavity 12, a locking hole 13, an oil filling hole 14, a fixing outer shaft 2, a rotary installation cavity 21, a rotary positioning step 211, a rotary main shaft 3, a shaft body 31, an oil guide groove 311, a conical head 312, a limiting ring 32, a bearing 33, a grinding head fixing component 4, a fixing disc 41, a locking disc 42, a locking position 43, a first locking clamping position 431 and a second locking clamping position 432.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
As shown in fig. 1 to 4, a main shaft structure of a fixed beam grinding machine is provided with a base 1, a fixed outer shaft 2, a rotating main shaft 3 and a grinding head fixing assembly 4, wherein the base 1 is provided with a mounting surface 11 and a fixing cavity 12, and the fixing cavity 12 penetrates through the base 1; the fixed outer shaft 2 is arranged in the fixed cavity 12, and a rotary arranging cavity 21 is arranged in the fixed outer shaft 2; the rotary main shaft 3 comprises a shaft body 31 and a limiting ring 32 for limiting and installing the shaft body 31 in the fixed cavity 12, bearings 33 are arranged at two ends of the shaft body 31, the bearings 33 are installed in the fixed cavity 12, an oil guide groove 311 is arranged on the outer diameter of the shaft body 31, an oil filling hole 14 is formed in the base 1, and the oil filling hole 14 is communicated with the oil guide groove 311; the grinding head fixing component 4 is connected to one end of the shaft body 31, the grinding head fixing component 4 comprises a fixing disc 41 and a locking disc 42, and a locking position 43 for locking the grinding head is formed between the fixing disc 41 and the locking disc 42.
The installation face 11 has extended platform 111 towards both sides extension, extend platform 111 and seted up a plurality of mounting hole 112, set up and extend platform 111 and set up a plurality of mounting hole 112 and be used for the structure installation, structure simple to operate, reliable and stable.
Fixed chamber 12 is the round hole and link up to the other end from the one end of base 1, fixed outer axle 2 passes fixed chamber 12 adopts the design of round hole, conveniently fixes the installation of outer axle 2, also guarantees structural accuracy and stability simultaneously.
The outer diameter of the fixed outer shaft 2 and the rotary mounting cavity 21 are processed into a whole, and specifically, the inner grinding and the outer grinding are matched and processed into a whole, and the inner grinding and the outer grinding are matched and processed into a whole, so that the structural processing precision is ensured, and the concentricity is also ensured.
Rotatory both ends of settling chamber 21 are equipped with rotational positioning step 211, bearing 33 is installed at rotational positioning step 211, and through the installation of rotational positioning step 211 cooperation bearing 33, structure simple to operate, processing is convenient.
The spacing of both ends of axis body 31 is fixed at bearing 33 with spacing ring 32, and is fixed with both ends, and the prevention structure shifts, and is reliable and stable.
The connecting position of the shaft body 31 and the grinding head fixing component 4 is provided with a conical head 312, and the conical head 312 structure is adopted, so that the installation of the fixed disc 41 is conveniently matched, and the structural concentricity is ensured.
The locking position 43 is provided with a first locking clamping position 431 and a second locking clamping position 432, and the second locking clamping position 432 is arranged on the outer side of the first locking clamping position 431 and is used for fixing machining grinding heads with different inner diameters through the two locking clamping positions.
A numerical control grinding machine is provided with a fixed beam grinding machine spindle structure, and is reliable in overall structure and convenient to assemble.
The utility model discloses a fixed outer axle 2 forms the installation with 3 cooperations of rotating main shaft, and fixed outer axle 2 is installed with the 1 cooperation of base, has solved the direct too high problem of base 1 machining precision requirement of installing with base 1 of current main shaft, and fixed outer axle 2 is circular axis body 31 with rotating main shaft 3, and it is more convenient to process, and the better control of structural accuracy, machining efficiency is high. Specifically, a base 1, a fixed outer shaft 2, a rotating main shaft 3 and a grinding head fixing assembly 4 are arranged, wherein the base 1 is provided with an installation surface 11 and a fixing cavity 12, and the fixing cavity 12 penetrates through the base 1; the fixed outer shaft 2 is arranged in the fixed cavity 12, and a rotary arranging cavity 21 is arranged in the fixed outer shaft 2; the rotary main shaft 3 comprises a shaft body 31 and a limiting ring 32 for limiting and installing the shaft body 31 in the fixed cavity 12, bearings 33 are arranged at two ends of the shaft body 31, the bearings 33 are installed in the fixed cavity 12, an oil guide groove 311 is arranged on the outer diameter of the shaft body 31, an oil filling hole 14 is formed in the base 1, and the oil filling hole 14 is communicated with the oil guide groove 311; the grinding head fixing component 4 is connected to one end of the shaft body 31, the grinding head fixing component 4 comprises a fixing disc 41 and a locking disc 42, and a locking position 43 for locking the grinding head is formed between the fixing disc 41 and the locking disc 42. An oil filling hole 14 is further formed, the oil filling hole 14 is used for filling oil into the oil guide groove 311 of the shaft body 31, and therefore lubricating performance can be increased, service life can be prolonged, and oil filling is convenient.
The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. The utility model provides a decide beam grinder main shaft structure which characterized in that: comprises that
The base is provided with a mounting surface and a fixing cavity, and the fixing cavity penetrates through the base;
the fixed outer shaft is arranged in the fixed cavity, and a rotary mounting cavity is arranged in the fixed outer shaft;
the rotary main shaft comprises a shaft body and a limiting ring for limiting and installing the shaft body in a fixed cavity, bearings are arranged at two ends of the shaft body and installed in the fixed cavity, an oil guide groove is formed in the outer diameter of the shaft body, an oil injection hole is formed in the base, and the oil injection hole is communicated with the oil guide groove;
the grinding head fixing assembly is connected to one end of the shaft body and comprises a fixing disc and a locking disc, and a locking position used for locking the grinding head is formed between the fixing disc and the locking disc.
2. The fixed beam grinding machine spindle structure of claim 1, characterized in that: the mounting surface has extended the platform towards both sides extension, a plurality of mounting holes have been seted up to the extension platform.
3. The fixed beam grinding machine spindle structure of claim 1, characterized in that: the fixed cavity is a round hole and is communicated to the other end from one end of the base, and the fixed outer shaft penetrates through the fixed cavity.
4. The fixed beam grinding machine spindle structure of claim 1, characterized in that: the base is equipped with a plurality of locking holes, the locking hole communicates to fixed chamber, the locking hole sets up the screw and fixes outer axle in fixed intracavity.
5. The fixed beam grinding machine spindle structure of claim 1, characterized in that: the outer diameter of the fixed outer shaft and the rotary mounting cavity are integrally processed, and particularly, the outer shaft is formed by matching internal grinding and external grinding.
6. The fixed beam grinding machine spindle structure of claim 1, characterized in that: the two ends of the rotary mounting cavity are provided with rotary positioning steps, and the bearing is mounted on the rotary positioning steps.
7. The fixed beam grinding machine spindle structure of claim 1, characterized in that: the limiting ring limits and fixes two ends of the shaft body on the bearing.
8. The fixed beam grinding machine spindle structure of claim 1, characterized in that: the connecting position of the shaft body and the grinding head fixing assembly is provided with a conical head.
9. The fixed beam grinding machine spindle structure of claim 1, characterized in that: the locking position has first locking centre gripping position and second locking centre gripping position, the second locking centre gripping position is in the outside of first locking centre gripping position.
10. A numerically controlled grinder is characterized in that: the fixed beam grinding machine spindle structure comprises the fixed beam grinding machine spindle structure defined in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222049282.7U CN217992145U (en) | 2022-08-04 | 2022-08-04 | Fixed beam grinding machine spindle structure and numerically controlled grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222049282.7U CN217992145U (en) | 2022-08-04 | 2022-08-04 | Fixed beam grinding machine spindle structure and numerically controlled grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217992145U true CN217992145U (en) | 2022-12-09 |
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ID=84319585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222049282.7U Active CN217992145U (en) | 2022-08-04 | 2022-08-04 | Fixed beam grinding machine spindle structure and numerically controlled grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217992145U (en) |
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2022
- 2022-08-04 CN CN202222049282.7U patent/CN217992145U/en active Active
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