CN209902280U - Main shaft structure for hydraulic tool turret - Google Patents
Main shaft structure for hydraulic tool turret Download PDFInfo
- Publication number
- CN209902280U CN209902280U CN201920337142.5U CN201920337142U CN209902280U CN 209902280 U CN209902280 U CN 209902280U CN 201920337142 U CN201920337142 U CN 201920337142U CN 209902280 U CN209902280 U CN 209902280U
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- Prior art keywords
- main shaft
- guide rail
- tool turret
- external spline
- bearing
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- 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.)
- Expired - Fee Related
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- 238000009434 installation Methods 0.000 description 6
- 238000003754 machining Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
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- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
The utility model provides a main shaft structure for hydraulic knife tower, which comprises a main gear, a knife tower main shaft, an external spline guide rail, a lock nut, a flat key, a supporting mechanism and a workbench, the external spline guide rail, the supporting mechanism and the lock nut are arranged, the inner ring of the bearing is in interference fit with the knife tower main shaft, the bearing is fixed in a supporting seat, the supporting seat is arranged at the upper side of the workbench through a supporting frame, the knife tower main shaft can be fixed, the occurrence of shaft run-out is prevented, the processing precision of the equipment is improved, the external spline guide rail is clamped at the conical section of the knife tower main shaft, the lock nut is positioned through the flat key, the lock nut is arranged at the left side of the external spline guide rail, the locking of the external spline guide rail is convenient, the disassembly is more convenient at the same time, only the lock nut needs to be disassembled, the application is more convenient, the main gear is connected, and the wedge-shaped key is embedded, so that the long-time running of the main gear can be ensured, the loss is low, and the phenomenon of main gear movement is prevented.
Description
Technical Field
The utility model belongs to the technical field of the hydraulic pressure sword tower, especially, relate to a main shaft structure for hydraulic pressure sword tower.
Background
The blade disc of hydraulic pressure sword tower is installed on the main shaft, main epaxial master gear passes through pressure flange and main shaft locking connection, this kind of locking mode locking force is not enough, after long-time the use, locking between master gear and the main shaft can loosen, thereby the rotation of master gear and main shaft is asynchronous, make the blade disc rotation can not reach the assigned position, and then the indiscriminate sword phenomenon appears, the cooperation degree between main shaft and the master gear is unsatisfactory, and rust easily between main shaft and the master gear, thereby lead to dismantling very difficult.
The invention discloses a main shaft structure for a hydraulic turret, which is named as CN 206425576U and comprises a main shaft, wherein the main shaft is provided with a gear installation part, a main gear is installed on the gear installation part of the main shaft, the gear installation part of the main shaft and an installation hole of the main gear are both in a conical structure, the front end of the main shaft is also provided with a locking part, the main gear is provided with a locking groove, a first locking nut locked on the locking part of the main shaft is arranged in the locking groove of the main gear, a second locking nut is also arranged on the locking part of the main shaft, a sun ring is arranged between the first locking nut and the second locking nut, and a groove is formed in the gear installation part of the main shaft. The locking structure between the main gear and the main shaft in the utility model ensures that the main shaft and the main gear are connected without a gap, the locking is firm, the main gear and the main shaft rotate synchronously, and the cutter head arranged on the main shaft rotates and positions accurately; in addition, the gear mounting part of the main shaft is provided with a groove, and the design of the groove enables the matching degree of the main shaft and the main gear to be better and the locking force to be stronger. However, the existing main shaft structure for the hydraulic cutter tower is lack of a supporting mechanism, shaft jumping is easy to occur, and poor machining precision is caused.
Therefore, it is necessary to develop a spindle structure for a hydraulic turret.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a main shaft structure for hydraulic pressure sword tower to solve the current main shaft structure that is used for hydraulic pressure sword tower and have and lack supporting mechanism, the axle is beated easily to appear, causes the machining precision bad, and master gear direct mount is on the main shaft, and the master gear is not convenient for dismantle and change, appears wearing and tearing after operation a period, appears the problem that master gear and main shaft rocked easily. A main shaft structure for a hydraulic turret comprises a main gear, a turret main shaft, an external spline guide rail, a locking nut, a flat key, a supporting mechanism and a workbench, wherein the main gear is connected with the outer side of the external spline guide rail in an interference fit manner and is embedded with a wedge-shaped key; the tool turret main shaft is connected with a bearing in the supporting mechanism in an interference fit manner; the external spline guide rail is clamped at the conical section of the tool turret main shaft, and the right end surface of the external spline guide rail is flush with the connecting surface of the tool turret shaft; the locking nut is clamped on the left side of the tool turret main shaft, and the right end face of the locking nut is flush with the left end of the external spline guide rail; the flat key is clamped in a flat key groove of the tool turret main shaft; the supporting mechanism is fixed on the upper side of the workbench through bolts.
The tool turret main shaft comprises a tool turret main shaft body, a straight section, a conical section, a flat key groove and a tool turret shaft connecting surface, wherein the straight section is arranged at the right end of the tool turret main shaft body; the conical section is arranged on the left side of the straight section; four flat key grooves are adopted and are uniformly arranged on the tool turret shaft connecting surface; the tool turret shaft connecting surface is arranged at the connecting position of the straight section and the conical section.
The supporting mechanism comprises a supporting frame, a supporting seat, a bearing and an aligning mechanism, and the supporting frame is fixed on the upper side of the workbench through a bolt; the supporting seat is fixed on the upper side of the supporting frame through bolts; the outer ring of the bearing is connected with the inner ring of the supporting seat in an interference fit manner; the jacking mechanism is fixed on the right side of the supporting seat through a bolt.
The jacking mechanism comprises a shell, a jacking ring and a spring, and the shell is fixed on the right side of the supporting seat through a bolt; the top ring is clamped on the left side of the shell, and the left end of the top ring is flush with the outer ring of the bearing; the two springs are clamped between the top ring and the shell.
The bearing is a FAG32004 type tapered roller bearing, can bear stronger radial load and can limit unidirectional displacement of the main shaft of the cutter tower.
The left end of the top ring is provided with two rectangular bulges which can be aligned with the outer ring of the bearing, and force is applied under the action of the spring, so that the free gap between the outer ring and the inner ring of the bearing is ensured, and the outer ring and the inner ring of the bearing are prevented from axial movement.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses supporting mechanism's setting, inner circle and the turret main shaft interference fit through the bearing to fix the bearing in the supporting seat, the supporting seat passes through the support frame and installs the upside at the workstation, can fix the turret main shaft, prevents that the axle from beating, improve equipment's machining precision.
2. The utility model discloses a setting of external spline guide rail and lock nut, through with the conical section of external spline guide rail joint at the sword tower main shaft, and fix a position through the parallel key to at the left side installation lock nut of external spline guide rail, the locking of the external spline guide rail of being convenient for is dismantled more conveniently simultaneously, only need with lock nut pull down can, it is more convenient to use.
3. The utility model discloses a setting of master gear and external splines guide rail is connected the outside interference fit of master gear and external splines guide rail to inlay the dress wedge key, can guarantee the long-time operation of master gear, the loss is less, prevents the phenomenon of master gear drunkenness.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the turret main shaft of the present invention.
Fig. 3 is a schematic structural diagram of the supporting mechanism of the present invention.
Fig. 4 is a schematic structural view of the jacking mechanism of the present invention.
Fig. 5 is a left side view of the turret main shaft of the present invention.
In the figure:
1-main gear, 2-tool turret main shaft, 21-tool turret main shaft body, 22-straight section, 23-conical section, 24-flat key groove, 25-tool turret shaft connecting surface, 3-external spline guide rail, 4-lock nut, 5-flat key, 6-supporting mechanism, 61-supporting frame, 62-supporting seat, 63-bearing, 64-aligning mechanism, 641-shell, 642-top ring, 643-spring and 7-workbench.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example (b):
as shown in figures 1 to 5
The utility model provides a main shaft structure for a hydraulic turret, which comprises a main gear 1, a turret main shaft 2, an external spline guide rail 3, a locking nut 4, a flat key 5, a supporting mechanism 6 and a workbench 7, wherein the main gear 1 is connected with the external side of the external spline guide rail 3 in an interference fit way and is embedded with a wedge key; the tool turret main shaft 2 is connected with a bearing 63 in the supporting mechanism 6 in an interference fit manner; the external spline guide rail 3 is clamped at the conical section 23 of the tool turret main shaft 2, and the right end surface of the external spline guide rail is flush with the tool turret shaft connecting surface 25; the locking nut 4 is clamped on the left side of the tool turret main shaft 2, and the right end face of the locking nut is flush with the left end of the external spline guide rail 3; the flat key 5 is clamped in a flat key groove 24 of the tool turret main shaft 2; the support mechanism 6 is fixed to the upper side of the table 7 by bolts.
The tool turret main shaft 2 comprises a tool turret main shaft body 21, a straight section 22, a conical section 23, a flat key groove 24 and a tool turret shaft connecting surface 25, wherein the straight section 22 is arranged at the right end of the tool turret main shaft body 21; the conical section 23 is arranged at the left side of the straight section 22; four flat key grooves 24 are uniformly formed on the tool turret shaft connecting surface 25; the turret shaft coupling face 25 is provided at the junction of the straight section 22 and the tapered section 23.
The supporting mechanism 6 comprises a supporting frame 61, a supporting seat 62, a bearing 63 and an aligning mechanism 64, and the supporting frame 61 is fixed on the upper side of the workbench 7 through bolts; the supporting seat 62 is fixed on the upper side of the supporting frame 61 through bolts; the outer ring of the bearing 63 is connected with the inner ring of the supporting seat 62 in an interference fit manner; the jacking mechanism 64 is fixed to the right side of the support base 62 by bolts.
The jacking mechanism 64 comprises a shell 641, a top ring 642 and a spring 643, wherein the shell 641 is fixed on the right side of the supporting seat 62 through bolts; the top ring 642 is clamped on the left side of the housing 641, and the left end of the top ring is flush with the outer ring of the bearing 63; the springs 643 are two in number and are clamped between the top ring 642 and the housing 641.
The bearing 63 is a FAG32004 tapered roller bearing, and can bear a strong radial load and limit the unidirectional displacement of the turret main shaft 2.
The left end of the top ring 642 is provided with two rectangular protrusions which can be aligned with the outer ring of the bearing 63, and force is applied under the action of the spring 643, so that a free gap between the outer ring and the inner ring of the bearing 63 is ensured, and the outer ring and the inner ring of the bearing 63 are prevented from moving axially.
Principle of operation
In the utility model, when in use, firstly, the inner ring of the bearing 63 is in interference fit with the tool turret main shaft 2, the bearing 63 is fixed in the supporting seat 62, the supporting seat 62 is arranged at the upper side of the worktable 7 through the supporting frame 61, the tool turret main shaft 2 can be fixed, the shaft jump is prevented, the processing precision of the device is improved, by clamping the external spline guide rail 3 on the conical section 23 of the tool turret main shaft 2 and positioning through the flat key 5, and a locking nut 4 is arranged on the left side of the external spline guide rail 3, so that the external spline guide rail 3 can be conveniently locked, meanwhile, the disassembly is more convenient, only the locking nut 4 needs to be disassembled, the application is more convenient, the main gear 1 is connected with the outer side of the external spline guide rail 3 in an interference fit way, and the wedge-shaped key is embedded, so that long-time running of the main gear 1 can be ensured, the loss is low, and the phenomenon of shifting of the main gear 1 is prevented.
Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.
Claims (6)
1. A kind of main axis structure used for hydraulic knife tower, characterized by that: the tool rest comprises a main gear (1), a turret main shaft (2), an external spline guide rail (3), a locking nut (4), a flat key (5), a supporting mechanism (6) and a workbench (7), wherein the main gear (1) is connected with the outer side of the external spline guide rail (3) in an interference fit manner and is embedded with a wedge-shaped key; the tool turret main shaft (2) is connected with a bearing (63) in the supporting mechanism (6) in an interference fit manner; the external spline guide rail (3) is clamped at the conical section (23) of the tool turret main shaft (2), and the right end surface of the external spline guide rail is flush with the tool turret shaft connecting surface (25); the locking nut (4) is clamped on the left side of the tool turret main shaft (2), and the right end face of the locking nut is flush with the left end of the external spline guide rail (3); the flat key (5) is clamped in a flat key groove (24) of the tool turret main shaft (2); the supporting mechanism (6) is fixed on the upper side of the workbench (7) through bolts.
2. The spindle structure for a hydraulic turret according to claim 1, wherein: the tool turret main shaft (2) comprises a tool turret main shaft main body (21), a straight section (22), a conical section (23), a flat key groove (24) and a tool turret shaft connecting surface (25), wherein the straight section (22) is arranged at the right end of the tool turret main shaft main body (21); the conical section (23) is arranged on the left side of the straight section (22); four flat key grooves (24) are uniformly arranged on the tool turret shaft connecting surface (25); the tool turret shaft connecting surface (25) is arranged at the connecting position of the straight section (22) and the conical section (23).
3. The spindle structure for a hydraulic turret according to claim 1, wherein: the supporting mechanism (6) comprises a supporting frame (61), a supporting seat (62), a bearing (63) and an aligning mechanism (64), and the supporting frame (61) is fixed on the upper side of the workbench (7) through bolts; the supporting seat (62) is fixed on the upper side of the supporting frame (61) through bolts; the outer ring of the bearing (63) is connected with the inner ring of the supporting seat (62) in an interference fit manner; the jacking mechanism (64) is fixed on the right side of the supporting seat (62) through bolts.
4. The spindle structure for a hydraulic turret according to claim 3, wherein: the jacking mechanism (64) comprises a shell (641), a top ring (642) and a spring (643), wherein the shell (641) is fixed on the right side of the supporting seat (62) through a bolt; the top ring (642) is clamped at the left side of the shell (641), and the left end of the top ring is flush with the outer ring of the bearing (63); the two springs (643) are clamped between the top ring (642) and the shell (641).
5. The spindle structure for a hydraulic turret according to claim 3, wherein: the bearing (63) is an FAG32004 type tapered roller bearing.
6. The spindle structure for a hydraulic turret according to claim 4, wherein: two rectangular bulges are arranged at the left end of the top ring (642).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920337142.5U CN209902280U (en) | 2019-03-18 | 2019-03-18 | Main shaft structure for hydraulic tool turret |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920337142.5U CN209902280U (en) | 2019-03-18 | 2019-03-18 | Main shaft structure for hydraulic tool turret |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209902280U true CN209902280U (en) | 2020-01-07 |
Family
ID=69031740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920337142.5U Expired - Fee Related CN209902280U (en) | 2019-03-18 | 2019-03-18 | Main shaft structure for hydraulic tool turret |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209902280U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111730069A (en) * | 2020-07-28 | 2020-10-02 | 北京博鲁斯潘精密机床有限公司 | Axial double-turret precise numerical control vertical lathe moving unit |
-
2019
- 2019-03-18 CN CN201920337142.5U patent/CN209902280U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111730069A (en) * | 2020-07-28 | 2020-10-02 | 北京博鲁斯潘精密机床有限公司 | Axial double-turret precise numerical control vertical lathe moving unit |
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Legal Events
| 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: 20200107 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |