CN213437212U - Main shaft of numerical control machine tool - Google Patents
Main shaft of numerical control machine tool Download PDFInfo
- Publication number
- CN213437212U CN213437212U CN202022314293.4U CN202022314293U CN213437212U CN 213437212 U CN213437212 U CN 213437212U CN 202022314293 U CN202022314293 U CN 202022314293U CN 213437212 U CN213437212 U CN 213437212U
- Authority
- CN
- China
- Prior art keywords
- bearing
- hole
- machine tool
- control machine
- box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Mounting Of Bearings Or Others (AREA)
Abstract
The utility model relates to a digit control machine tool technical field specifically is a digit control machine tool main shaft, including box mechanism, the equal fixed mounting in both sides of box mechanism has bearing mechanism, bearing mechanism's inside is pegged graft and is had the axis body, box mechanism includes install bin, hole groove, locating hole and screw hole, the hole groove has all been seted up at the both ends of install bin. The utility model has the advantages that: bearing mechanism passes through the bolt fastening in the both sides of install bin, thereby at the high-speed rotatory in-process of axis body, can not take place the displacement because of the vibrations of equipment, the structure is reliable, the practicality is improved, when installing bearing mechanism, the location axle inserts the back in the locating hole, alright align the through-hole on the mounting panel with the screw hole on the install bin, the fixing of bolt has been made things convenient for, the use quantity of bolt has been reduced, the purpose of the dismouting of being convenient for has been reached, the lug is pegged graft with the constant head tank, avoid because of the high-speed rotation of axis body, the inner ring of bearing can not be with the axis body synchronous revolution.
Description
Technical Field
The utility model relates to a digit control machine tool technical field, especially a digit control machine tool main shaft.
Background
The main shaft of the machine tool refers to a shaft on the machine tool for driving a workpiece or a cutter to rotate. The main shaft part is generally composed of a main shaft, a bearing, a transmission part (a gear or a belt pulley) and the like, and is mainly used for supporting transmission parts such as the gear and the belt pulley in a machine and transmitting motion and torque, such as a machine tool main shaft; the spindle is used for clamping workpieces, such as spindles, and most of machine tools except for planing machines, broaching machines and other machine tools with linear motion main motion are provided with spindle parts.
The numerical control machine tool spindle disclosed in the Chinese patent CN208437680U is novel in design, simple in operation, and convenient for workers to install and dismantle the shaft body, improves the convenience of maintenance, is suitable for carrying out marketing, but, this numerical control machine tool spindle, when the problem is solved, has following shortcoming:
this digit control machine tool main shaft adopts the connected mode of fixed cup joint between axis body, first bearing and the mounting panel, does not use other structures to carry out corresponding location to it to axis body operating condition high-speed rotation produces stronger vibrations down, can lead to first bearing roll-off from the mounting panel for a long time, makes the axis body under the operating condition have lost the support, leads to equipment damage, and the spare part damage that the lathe is producing, causes serious consequence.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's shortcoming, provide a digit control machine tool main shaft.
The purpose of the utility model is realized through the following technical scheme: a main shaft of a numerical control machine tool comprises a box body mechanism, wherein bearing mechanisms are fixedly arranged on two sides of the box body mechanism, and a shaft body is inserted into the bearing mechanisms;
the box body mechanism comprises an installation box, hole grooves, positioning holes and threaded holes, the hole grooves are formed in two ends of the installation box, the positioning holes are formed in two sides of the installation box, and the threaded holes are formed in two sides of the installation box;
the bearing mechanism comprises a bearing, a convex block, a mounting plate, a positioning shaft and a through hole, wherein the convex block is fixedly connected to the inner wall of the bearing, the mounting plate is fixedly connected to the outer surface of the bearing, the positioning shaft is fixedly connected to one side of the mounting plate, and the through hole is formed in one side of the mounting plate.
Preferably, the mounting box is sleeved with the outer surface of the bearing through hole grooves arranged on two sides of the mounting box.
Preferably, the mounting plate is inserted into a positioning hole formed in one side of the mounting box through a positioning shaft arranged on one side of the mounting plate.
Preferably, a bolt is inserted into the through hole and is in threaded connection with a threaded hole formed in one side of the installation box.
Preferably, the outer surface of the shaft body is provided with a positioning groove.
Preferably, the surface of axis body is pegged graft with the inner wall of bearing, just the bearing is pegged graft through the constant head tank that the lug that sets up at its inner wall and axis body surface were equipped with.
The utility model has the advantages of it is following:
1. according to the numerically-controlled machine tool spindle, the bearing mechanisms are fixed on the two sides of the mounting box through the bolts, so that the bearing mechanisms cannot be displaced due to vibration of equipment in the process of high-speed rotation of the spindle body, the problem that the spindle body loses support due to displacement of the bearings is solved, the structure is reliable, and the practicability is improved;
2. according to the main shaft of the numerical control machine tool, the positioning shaft and the positioning hole are arranged, when the bearing mechanism is installed, the positioning shaft is inserted into the positioning hole, and then the through hole in the installation plate can be aligned with the threaded hole in the installation box, so that the bolts are conveniently fixed, the number of the bolts used is reduced, and the purpose of facilitating disassembly and assembly is achieved;
3. this digit control machine tool main shaft, through setting up lug and constant head tank, the lug is pegged graft with the constant head tank, and when the high-speed rotation type of shaft body, the inner ring of bearing can carry out synchronous revolution with the shaft body, has avoided because of the high-speed rotation of shaft body, and the inner ring of bearing fails and shaft body synchronous revolution, leads to the problem of shaft body surface wear to reach the purpose of protection shaft body.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the box mechanism of the present invention;
fig. 3 is a schematic structural diagram of the bearing mechanism of the present invention;
fig. 4 is a schematic structural diagram of the shaft body of the present invention.
In the figure: 1-box body mechanism, 101-installation box, 102-hole groove, 103-positioning hole, 104-threaded hole, 2-bearing mechanism, 201-bearing, 202-lug, 203-installation plate, 204-positioning shaft, 205-through hole, 3-shaft body, 301-positioning groove and 4-bolt.
Detailed Description
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.
As shown in fig. 1, a main shaft of a numerical control machine tool comprises a box body mechanism 1, bearing mechanisms 2 are fixedly installed on two sides of the box body mechanism 1, and a shaft body 3 is inserted into the bearing mechanisms 2;
as shown in fig. 2, the box mechanism 1 includes an installation box 101, hole grooves 102, positioning holes 103 and threaded holes 104, the hole grooves 102 are formed at both ends of the installation box 101, the positioning holes 103 are formed at both sides of the installation box 101, the threaded holes 104 are formed at both sides of the installation box 101, the number of the positioning holes 103 and the threaded holes 104 is two, and the positioning holes 103 and the threaded holes 104 are arranged around the hole grooves 102 in a crossed circumferential array;
as shown in fig. 3, the bearing mechanism 2 includes a bearing 201, a bump 202, a mounting plate 203, a positioning shaft 204 and a through hole 205, the inner wall of the bearing 201 is fixedly connected with the bump 202, the outer surface of the bearing 201 is fixedly connected with the mounting plate 203, one side of the mounting plate 203 is fixedly connected with the positioning shaft 204, the number of the bolts 4 is reduced by the positioning shaft 204, the through hole 205 is aligned with the threaded hole 104, so that the purpose of conveniently mounting the bearing mechanism 2 is achieved, and the through hole 205 is formed in one side of the mounting plate 203.
As a preferred technical solution of the present invention, the installation box 101 is sleeved with the outer surface of the bearing 201 through the hole grooves 102 disposed on both sides thereof.
As a preferred technical scheme of the utility model, the locating hole 103 that mounting panel 203 was equipped with through setting up the location axle 204 in its one side and install bin 101 one side is pegged graft, fixes a position bearing 201, aligns through-hole 205 with screw hole 104.
As a preferred technical scheme of the utility model, the inside grafting of through-hole 205 has bolt 4, and bolt 4 fixes bearing mechanism 2 with screw hole 104 threaded connection that install bin 101 one side was equipped with, avoids the problem that bearing mechanism 2 drops.
As a preferred technical solution of the present invention, as shown in fig. 4, a positioning groove 301 is formed on the outer surface of the shaft body 3.
As a preferred technical scheme, the surface of axis body 3 is pegged graft with the inner wall of bearing 201, and bearing 201 pegs graft through the constant head tank 301 that sets up to be equipped with at the lug 202 of its inner wall and the 3 surfaces of axis body, lug 202 pegs graft with constant head tank 301, 3 high-speed rotation types of axis body, the inner ring of bearing 201 can carry out synchronous revolution with axis body 3, avoided because of the 3 high-speed rotations of axis body, the inner ring of bearing 201 can not be with 3 synchronous revolutions of axis body, lead to the problem of 3 surface wear of axis body, thereby reach the purpose of protection axis body 3.
The working process of the utility model is as follows: the method comprises the steps of inserting a bearing mechanism 2 into a hole groove 102 on one side of an installation box 101, inserting a positioning shaft 204 on one side of an installation plate 203 into a positioning hole 103 in an inserting mode, penetrating a through hole 205 through a bolt 4 to be in threaded connection with a threaded hole 104, fixing the bearing mechanism 2, inserting a shaft body 3 into the hole groove 102 on one side of the installation box 101, far away from the first bearing mechanism 2, enabling a positioning groove 301 on one end of the shaft body 3 to be in inserting connection with a lug 202 in the first installed bearing mechanism 2, installing a second bearing mechanism 2 on one side of the installation box 101, far away from the first bearing mechanism 2, enabling the lug 202 in the second bearing mechanism 2 to be in inserting connection with a positioning groove 301 on one end of the shaft body 3, clamping and positioning the shaft body 3 through the lugs in the two bearing mechanisms 2, completing assembly, and taking out the shaft body 3 after one of the bearing.
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 (6)
1. A main shaft of a numerical control machine tool is characterized in that: the device comprises a box body mechanism (1), wherein bearing mechanisms (2) are fixedly arranged on two sides of the box body mechanism (1), and a shaft body (3) is inserted into the bearing mechanisms (2);
the box body mechanism (1) comprises an installation box (101), hole grooves (102), positioning holes (103) and threaded holes (104), the hole grooves (102) are formed in two ends of the installation box (101), the positioning holes (103) are formed in two sides of the installation box (101), and the threaded holes (104) are formed in two sides of the installation box (101);
bearing mechanism (2) are including bearing (201), lug (202), mounting panel (203), location axle (204) and through-hole (205), the inner wall fixedly connected with lug (202) of bearing (201), the outer fixed surface of bearing (201) is connected with mounting panel (203), one side fixedly connected with location axle (204) of mounting panel (203), through-hole (205) have been seted up to one side of mounting panel (203).
2. The numerical control machine tool spindle according to claim 1, characterized in that: the mounting box (101) is sleeved with the outer surface of the bearing (201) through hole grooves (102) arranged on two sides of the mounting box.
3. The numerical control machine tool spindle according to claim 1, characterized in that: the mounting plate (203) is inserted into a positioning hole (103) arranged on one side of the mounting box (101) through a positioning shaft (204) arranged on one side of the mounting plate.
4. The numerical control machine tool spindle according to claim 1, characterized in that: the bolt (4) is inserted into the through hole (205), and the bolt (4) is in threaded connection with a threaded hole (104) formed in one side of the installation box (101).
5. The numerical control machine tool spindle according to claim 1, characterized in that: the outer surface of the shaft body (3) is provided with a positioning groove (301).
6. The numerical control machine tool spindle according to claim 1, characterized in that: the outer surface of the shaft body (3) is connected with the inner wall of the bearing (201) in an inserting mode, and the bearing (201) is connected with a positioning groove (301) formed in the outer surface of the shaft body (3) in an inserting mode through a convex block (202) arranged on the inner wall of the bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022314293.4U CN213437212U (en) | 2020-10-17 | 2020-10-17 | Main shaft of numerical control machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022314293.4U CN213437212U (en) | 2020-10-17 | 2020-10-17 | Main shaft of numerical control machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213437212U true CN213437212U (en) | 2021-06-15 |
Family
ID=76292209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022314293.4U Active CN213437212U (en) | 2020-10-17 | 2020-10-17 | Main shaft of numerical control machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213437212U (en) |
-
2020
- 2020-10-17 CN CN202022314293.4U patent/CN213437212U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2008129237A1 (en) | Long reach spindle drive systems and method | |
| CN213437212U (en) | Main shaft of numerical control machine tool | |
| CN107932314B (en) | Closed internal feedback static pressure rotary table device for vertical grinder | |
| CN218283869U (en) | Flange processing equipment | |
| CN217143331U (en) | Tool for grinding spindle taper hole | |
| CN110170684A (en) | A kind of tooling of the boring drill jig of pump motor end cap periphery | |
| CN102218556A (en) | Boring machine | |
| CN211680372U (en) | Double cradle tool rest of precision vertical internal gearing gear honing machine | |
| CN209918902U (en) | Multi-dimensional main transmission main shaft | |
| CN207239194U (en) | Shaft-like workpiece axial direction positioning device and shaft-like workpiece machining tool | |
| CN207139388U (en) | A kind of miniature Powerful digital controlled lathe | |
| CN217433088U (en) | High-strength eccentric cover of numerically controlled lathe | |
| CN215546786U (en) | Rapid clamping device for steel structural member inclined plane machining | |
| CN218695735U (en) | Tool for locking dustproof oil seal of dustproof sleeve assembly | |
| CN217992242U (en) | Quick fixing tool for operating room part production | |
| CN114472940B (en) | Mechanism for installing and supporting spindle unit of numerical control vertical turning center | |
| CN218194766U (en) | Automatic positioning fixture | |
| CN212598898U (en) | Multifunctional spindle adapter sleeve | |
| CN217798317U (en) | Novel flange machine manufacturing and adjusting device | |
| CN210024568U (en) | Horizontal lathe eccentric hole processing tool | |
| CN216681140U (en) | Positioning adjustable structure for multiple main shafts in fine boring process | |
| CN211276536U (en) | Curved surface double bracing main shaft device | |
| CN219945401U (en) | Belt pulley assembly device and numerical control lathe | |
| CN117206577B (en) | Profiling milling clamp for groove workpiece | |
| CN220278279U (en) | Drilling machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |