CN203459687U - Horizontal-type processing center spindle structure and machine tool - Google Patents
Horizontal-type processing center spindle structure and machine tool Download PDFInfo
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- CN203459687U CN203459687U CN201320404217.XU CN201320404217U CN203459687U CN 203459687 U CN203459687 U CN 203459687U CN 201320404217 U CN201320404217 U CN 201320404217U CN 203459687 U CN203459687 U CN 203459687U
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- main shaft
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Abstract
The utility model discloses a horizontal-type processing center spindle structure and a machine tool and belongs to the machine manufacture field. The horizontal-type processing center spindle structure comprises a spindle (1), a spindle bushing (2), and a spindle cabinet (3). The spindle (1) comprises a front end and a rear end. The spindle cabinet (3) is provided with front and rear holes respectively matched with the spindle bushing (2) and the rear end of the spindle (1). The front end of the spindle (1) is arranged in the front hole through the spindle bushing (2). The rear end of the spindle (1) is arranged in the rear hole. The rear end of the spindle (1) is also provided with a bearing member. The bearing member comprises a bearing (5) and a bearing seat (6), each of which is provided with an inner ring and an outer ring. The inner ring of the bearing (5) is connected with the spindle (1), while the outer ring of the bearing (5) is connected with the inner ring of the bearing seat (6). The outer ring of the bearing seat (6) is sleeved in and connected with the rear hole of the spindle cabinet (3). The technical scheme of the utility model enables the largest bearing seat structure in a rear end shafting structure to directly penetrate through and fit with a rear end spindle cabinet hole, so that the property that the spindle needs to assemble and disassemble integrally in the spindle cabinet is improved. Therefore, the installation cost is reduced and the dynamic balancing precision loss is prevented.
Description
Technical field
The utility model belongs to plant equipment and manufactures field, relates to a kind of main axle structure, relates in particular to a kind of horizontal Machining centers main axle structure and lathe.
Background technology
Machine tool chief axis is as the Core Feature parts of lathe, and its combination property, comprises that the performance of design, manufacture, installation, adjustment and maintenance directly affects the using character of main shaft and main spindle box.
General main shaft problem of installation and maintenance ubiquity in main spindle box is: in installation, need to again dismantle and refill in main spindle box carrying out dynamically balanced principle axis shafting, the shafting dynamic balance precision so having mixed up likely causes disappearance.
Main shaft needs the axle system of then just dismantling of dismantling of some assemblies on main shaft exactly in problem of when maintenance ubiquity, and dismounting is inconvenient, causes the waste of resource and cost of labor.
Utility model content
In view of this, the utility model provides a kind of horizontal Machining centers main axle structure and lathe, the bearing block of rear-end of spindle supplemental support bearing is made to the structure without large flange fillet, so just make bearing block structure maximum in the shafting structure of rear end directly can and be mated through main spindle box hole, rear end, improved the integral disassembly, assembly of main shaft in main spindle box, thereby reduction installation cost, main shaft can not cause dynamic balance accuracy loss because of dismounting again.
For achieving the above object, concrete technical scheme is as follows:
On the one hand, a kind of horizontal Machining centers main axle structure is provided, comprise main shaft, rack sleeve and main spindle box body, described main shaft comprises front-end and back-end, described front end sleeve is located in described rack sleeve, described main spindle box body is provided with respectively and described rack sleeve, the front hole that rear end matches and coordinates, metapore, the front end of described main shaft is located in described front hole by described rack sleeve, the rear end of described main shaft is located in described metapore, on the rear end of described main shaft, be also provided with bearing part, described bearing part comprises bearing and the bearing block that is respectively equipped with inner ring and outer ring, the inner ring of described bearing is connected with described main shaft, the outer ring of described bearing is connected with the inner ring of described bearing block, the outer ring sleeve of described bearing block is located in the metapore of described main spindle box body, and be connected with described metapore.
Preferably, be also arranged with gear on described main shaft, the tip diameter of described gear is less than the diameter in the front hole of described main spindle box body.
Preferably, also comprise the clamp nut being sheathed on described main shaft, one end of described bearing inner race is connected with main shaft, and the other end of described bearing inner race is connected with described clamp nut.
Preferably, also comprise the first spacer being sheathed on described main shaft, one end of described the first spacer is connected with described main shaft, and the other end of described the first spacer is connected with one end of described bearing inner race.
Preferably, also comprise the second spacer being sheathed on described main shaft, one end of described the second spacer is connected with described bearing block, the other end of described the second spacer is connected with one end of described bearing outer ring, the other end of described bearing outer ring is connected with described bearing block, and described the first spacer, the second spacer are located at the same side of described bearing.
Preferably, the opposite side of described bearing is also provided with the 3rd spacer being sheathed on described main shaft, and described the 3rd one end of spacer and the other end of described bearing inner race are connected, and the other end of described the 3rd spacer is connected with described clamp nut.
Preferably, the opposite side of described bearing is also provided with the 4th spacer being sheathed on described main shaft, and described the 4th one end of spacer and the other end of described bearing outer ring are connected, and the other end of described the 4th spacer is connected with described bearing block.
Preferably, between described the first spacer, the second spacer and the 3rd spacer, the 4th spacer, form respectively labyrinth seal or reinforced seal.
Preferably, also comprise end cap, described bearing block is connected with described main spindle box body by described end cap.
On the other hand, provide a kind of lathe, comprise horizontal Machining centers main axle structure described above.
With respect to prior art, the advantage of the technical solution of the utility model has:
1, main shaft group project organization is not with large flange fillet, facilitates main shaft installation and removal, in the reduction installing/dismounting cycle, reduces and installs and disassembly cost;
So 2, this structure does not need again dismounting dynamic balance accuracy to be not easy loss when being assembled to main spindle box, dynamic balance accuracy retentivity is good.
Accompanying drawing explanation
The accompanying drawing that forms a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the utility model horizontal Machining centers main axle structure embodiment;
Fig. 2 is the structural representation of the bearing part of the utility model horizontal Machining centers main axle structure embodiment.
Wherein, 1 is that main shaft, 2 is that rack sleeve, 3 is that main spindle box body, 4 is that gear, 5 is that bearing, 6 is that bearing block, 7 is that clamp nut, 8 is that end cap, 9 is that the first spacer, 10 is that the second spacer, 11 is that the 3rd spacer, 12 is the 4th spacer.
The specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the utility model can combine mutually.
Below with reference to accompanying drawing, embodiment of the present utility model is done to concrete explaination.
A kind of horizontal Machining centers main axle structure of embodiment of the present utility model, comprises main shaft 1, rack sleeve 2 and main spindle box body 3 as shown in Figure 1.Main shaft 1 comprises front-end and back-end, and front end sleeve is located in rack sleeve 2.Main spindle box body 3 is provided with front hole, the metapore that matches and coordinate with rack sleeve 2, rear end respectively.The front end of main shaft is located in front hole by rack sleeve 2, and the rear end of main shaft 1 is located in metapore.
On main shaft 1, be also arranged with gear 4.The tip diameter of gear 4 is less than the diameter in the front hole of main spindle box body 3.
On the rear end of main shaft 1, be also provided with bearing part.Bearing part comprises bearing 5 and the bearing block 6 that is respectively equipped with inner ring and outer ring.The inner ring of bearing 5 is connected with 1 main shaft, and the outer ring of bearing 5 is connected with the inner ring of bearing block 6, and the outer ring sleeve of bearing block 6 is located in the metapore of main spindle box body 3, and is connected with metapore.
Embodiment of the present utility model guarantees that the tip diameter of maximum gear on principle axis shafting is less than the fit dimension of rack sleeve and main spindle box, and can eliminate like this first may affect the directly direct Assembly Interference district of assembling and dismounting of main shaft; The bearing block of rear-end of spindle supplemental support bearing is made the structure without large flange fillet, so just make bearing block structure maximum in the shafting structure of rear end directly can and be mated through main spindle box hole, rear end, improved the integral disassembly, assembly of main shaft in main spindle box, thereby reduction installation cost, main shaft can not cause dynamic balance accuracy loss because of dismounting again.
As shown in Figure 2, in embodiment of the present utility model, also comprise the clamp nut 7 and the end cap 8 that are sheathed on main shaft 1.One end of bearing 5 inner rings is connected with main shaft 1, and the other end of bearing 5 inner rings is connected with clamp nut 7.Bearing block 6 is connected with main spindle box body 3 by end cap 8, is preferably bolted.
Bearing part also comprises the first spacer 9, the second spacer 10 and the 3rd spacer 11, the 4th spacer 12 of being located at respectively bearing 5 one sides and opposite side.Between the first spacer 9, the second spacer 10 and the 3rd spacer 11, the 4th spacer 12, form respectively labyrinth seal or reinforced seal, sealing property is provided.
One end of the first spacer 9 is connected with main shaft 1, and the other end is connected with one end of bearing 5 inner rings; One end of the 3rd spacer 11 is connected with the other end of bearing 5 inner rings, and the other end of the 3rd spacer 11 is connected with clamp nut 7.Because one end of 1 pair of the first spacer 9 of main shaft has, stop, thereby can fix the first spacer 9, bearing 5 inner rings and the 3rd spacer 11 by the fastening effect of clamp nut 7.
One end of the second spacer 10 is connected with bearing block 6, and the other end is connected with one end of bearing 5 outer rings; One end of the 4th spacer 12 is connected with the other end of bearing 5 outer rings, and the other end is connected with bearing block 6, is preferably bolted.Due to the fixation of 6 pairs of the second spacers 10 of bearing block and the 4th spacer 12, thereby bearing 5 outer rings are fixed and bearing block 6.
In embodiment of the present utility model, also comprise a kind of lathe, be provided with main axle structure described above, because above-mentioned main axle structure has above-mentioned technique effect, therefore, the lathe that is provided with this main axle structure also should possess corresponding technique effect, and its specific implementation process is similar to the above embodiments, does not hereby repeat.
Above specific embodiment of the utility model be have been described in detail, but it is just as example, the utility model is not restricted to specific embodiment described above.To those skilled in the art, any equivalent modifications that the utility model is carried out and alternative also all among category of the present utility model.Therefore,, not departing from the equalization conversion of doing under spirit and scope of the present utility model and revising, all should be encompassed in scope of the present utility model.
Claims (9)
1. a horizontal Machining centers main axle structure, comprise main shaft (1), rack sleeve (2) and main spindle box body (3), described main shaft (1) comprises front-end and back-end, described front end sleeve is located in described rack sleeve (2), described main spindle box body (3) is provided with respectively and described rack sleeve (2), the front hole that rear end matches and coordinates, metapore, the front end of described main shaft (1) is located in described front hole by described rack sleeve (2), the rear end of described main shaft (1) is located in described metapore, it is characterized in that, on the rear end of described main shaft (1), be also provided with bearing part, described bearing part comprises bearing (5) and the bearing block that is respectively equipped with inner ring and outer ring, the inner ring of described bearing (5) is connected with described main shaft (1), the outer ring of described bearing (5) is connected with the inner ring of described bearing block, the outer ring sleeve of described bearing block is located in the metapore of described main spindle box body (3), and be connected with described metapore.
2. main axle structure as claimed in claim 1, is characterized in that, is also arranged with gear (4) on described main shaft (1), and the tip diameter of described gear (4) is less than the diameter in the front hole of described main spindle box body (3).
3. main axle structure as claimed in claim 1, it is characterized in that, also comprise the clamp nut (7) being sheathed on described main shaft (1), one end of described bearing (5) inner ring is connected with main shaft (1), and the other end of described bearing (5) inner ring is connected with described clamp nut (7).
4. main axle structure as claimed in claim 3, it is characterized in that, also comprise the first spacer (9) being sheathed on described main shaft (1), one end of described the first spacer (9) is connected with described main shaft (1), and the other end of described the first spacer (9) is connected with one end of described bearing (5) inner ring.
5. main axle structure as claimed in claim 4, it is characterized in that, also comprise the second spacer (10) being sheathed on described main shaft (1), one end of described the second spacer (10) is connected with described bearing block (6), the other end of described the second spacer (10) is connected with one end of described bearing (5) outer ring, the other end of described bearing (5) outer ring is connected with described bearing block (6), and described the first spacer (9), the second spacer (10) are located at the same side of described bearing (5).
6. main axle structure as claimed in claim 5, it is characterized in that, the opposite side of described bearing (5) is also provided with the 3rd spacer (11) being sheathed on described main shaft (1), one end of described the 3rd spacer (11) is connected with the other end of described bearing (5) inner ring, and the other end of described the 3rd spacer (11) is connected with described clamp nut (7).
7. main axle structure as claimed in claim 6, it is characterized in that, the opposite side of described bearing (5) is also provided with the 4th spacer (12) being sheathed on described main shaft (1), one end of described the 4th spacer (12) is connected with the other end of described bearing (5) outer ring, and the other end of described the 4th spacer (12) is connected with described bearing block (6).
8. main axle structure as claimed in claim 1, is characterized in that, also comprises end cap (8), and described bearing block is connected with described main spindle box body (3) by described end cap (8).
9. a lathe, is characterized in that, comprises the horizontal Machining centers main axle structure as described in claim 1 to 8 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320404217.XU CN203459687U (en) | 2013-07-08 | 2013-07-08 | Horizontal-type processing center spindle structure and machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320404217.XU CN203459687U (en) | 2013-07-08 | 2013-07-08 | Horizontal-type processing center spindle structure and machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203459687U true CN203459687U (en) | 2014-03-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320404217.XU Expired - Fee Related CN203459687U (en) | 2013-07-08 | 2013-07-08 | Horizontal-type processing center spindle structure and machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203459687U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104942313A (en) * | 2015-06-30 | 2015-09-30 | 江苏元利数控机床有限公司 | Mechanism for main shaft high-speed operation and assembling method and using method thereof |
-
2013
- 2013-07-08 CN CN201320404217.XU patent/CN203459687U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104942313A (en) * | 2015-06-30 | 2015-09-30 | 江苏元利数控机床有限公司 | Mechanism for main shaft high-speed operation and assembling method and using method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140305 Termination date: 20140708 |
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| EXPY | Termination of patent right or utility model |