CN113714782A - Main shaft dismounting device and using method thereof - Google Patents
Main shaft dismounting device and using method thereof Download PDFInfo
- Publication number
- CN113714782A CN113714782A CN202111067706.6A CN202111067706A CN113714782A CN 113714782 A CN113714782 A CN 113714782A CN 202111067706 A CN202111067706 A CN 202111067706A CN 113714782 A CN113714782 A CN 113714782A
- Authority
- CN
- China
- Prior art keywords
- clamping plate
- spindle
- groove
- main shaft
- outer ring
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 14
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 2
- 238000010168 coupling process Methods 0.000 claims 2
- 238000005859 coupling reaction Methods 0.000 claims 2
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B3/00—General-purpose turning-machines or devices, e.g. centre lathes with feed rod and lead screw; Sets of turning-machines
- B23B3/06—Turning-machines or devices characterised only by the special arrangement of constructional units
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
Abstract
The invention relates to the field of tool fixtures, in particular to a spindle dismounting device and a using method thereof, aiming at the spindle dismounting device of the invention: the method comprises the following steps: the spiral groove is in the form of an Archimedes spiral line, and the clamping plate is in sliding fit with the spiral groove; the outer ring is distributed on the turntable, and is provided with a groove or a hole to be abutted with the clamping plate; and one end of the positioning rod is fixed with the outer ring. The using method of the invention comprises the following steps: s1: fixing the positioning rod; s2: extending the main shaft into the area where the clamping plate can move radially; s3: the rotary table is rotated to enable the clamping plate to slide along the spiral groove, the circumferential position of the clamping plate on the rotary table is fixed by the groove or the hole of the outer ring, the clamping plate slides along the radial direction of the rotary table, and the main shaft is clamped. The invention is beneficial to clamping the main shaft, solves the problem of unnecessary loss caused by collision and falling off of the main shaft in the processes of disassembly and assembly, reduces the burden of assembly workers and improves the assembly efficiency.
Description
Technical Field
The invention relates to the field of tool fixtures, in particular to a spindle dismounting device.
The invention also relates to a using method of the spindle dismounting device.
Background
When the machine tool has a long service life or is out of order and the spindle needs to be repaired, and a new machine tool is assembled, the spindle sometimes needs to be disassembled and reinstalled. Because the weight of the main shaft exceeds the weight which can be born by human hands, the main shaft part which is vertically arranged is easy to collide or fall to be damaged in the dismounting and mounting processes, and particularly, the internal precision bearing is easy to be damaged. The main shaft is the precision part that the price is expensive, and for avoiding dropping and damaging to cause the loss, 2 people's cooperations generally adopt the driving hoist and mount, still can't avoid the collision completely, and be unfavorable for the centre gripping of different diameter main shafts, be unfavorable for one-man operation.
Disclosure of Invention
The invention aims to provide a spindle dismounting device which is suitable for clamping spindles with different diameters and can be operated by a single person.
In order to achieve the above object, there is provided a spindle attachment/detachment device including:
at least 3 clamping plates are arranged at intervals at an angle and used for clamping the main shaft;
a post for receiving a splint;
further comprising:
the rotary table is rotatably connected to the support column and is provided with a spiral groove, the spiral groove is in the form of an Archimedes spiral line, and the clamping plate is in sliding fit with the spiral groove;
the outer ring is distributed on the turntable, and is provided with a groove or a hole to be abutted with the clamping plate;
one end of the positioning rod is fixed with the outer ring;
and when the turntable is rotated, the clamping plate slides along the spiral groove, and the clamping plate slides along the radial direction of the turntable in the groove or the hole of the outer ring.
By adopting the structure, the rotary table is rotated, the clamping plates can move radially along the rotary table, the clamping range can be enlarged and reduced, the spindle mounting and dismounting device is suitable for the spindle mounting and dismounting work with different diameters, the probability of spindle damage is greatly reduced, the working efficiency is improved, and the production benefit is greatly improved.
Furthermore, the turntable is a fluted disc, the fluted disc is provided with circumferential gear teeth and is meshed with the rotating gear, the rotating gear is driven by the rotating gear to rotate, and the rotating gear is rotatably connected to the support.
By adopting the structure, the spindle can be detached independently by operating the rotating gear by one person, and the labor cost is saved to a great extent.
Further, the bottom of the clamping plate is provided with a T-shaped block, and the T-shaped block is in sliding fit with the spiral groove.
By adopting the structure, the T-shaped block ensures that the clamping plate cannot overturn after being stressed by vertical force, thereby ensuring the stable operation of the disassembly work.
Furthermore, the pillar can be connected in the base in an up-and-down sliding manner, a mounting plate is fixedly connected to the base, a horizontal hand wheel can be rotatably connected to the vertical portion of the mounting plate, the hand wheel drives the bevel gear to rotate through the flat key, the first bevel gear is meshed with the vertical second bevel gear, the second bevel gear drives the screw rod to rotate through the flat key, the screw rod can rotatably penetrate through the horizontal portion of the mounting plate and is in threaded connection with the nut, the nut can slidably penetrate through the base and is fixedly connected to the pillar, and a sliding groove for the nut to slide up and down is formed in the base.
When the hand wheel control screw rod rotates, the nut can slide up and down along the screw rod, so that the supporting column can be driven to slide up and down, and the purpose of adjusting the clamping height is achieved.
Further, the locating rod passes through a mounting plate fixed on the base.
By adopting the structure, the positioning rod is fixed by the mounting plate, and the outer ring is fixed by the positioning rod to be fixed, so that the circumferential position of the clamping plates is ensured to be fixed, and the purpose of keeping the interval angle of the plurality of clamping plates unchanged is achieved.
Furthermore, a rubber pad is arranged on the clamping plate.
By adopting the structure, the appearance of the main shaft is prevented from being damaged in the processes of disassembling the main shaft and working.
Furthermore, a horizontal fixing screw is connected to the base in a threaded manner, and the fixing screw can penetrate through the base to abut against the support column.
The fixing screw is screwed to fix the pillar and the base.
Further, the method specifically comprises the following steps:
s1: fixing the positioning rod to enable the outer ring positioning clamping plate to be located at the circumferential position on the turntable;
s2: extending the main shaft into the area where the clamping plate can move radially;
s3: and rotating the turntable to enable the clamping plate to slide along the spiral groove, fixing the circumferential position of the clamping plate on the turntable by the groove or the hole of the outer ring, and enabling the clamping plate to slide along the radial direction of the turntable and clamp the main shaft.
The invention has the beneficial effects that:
the problem of easy damage, drop when the lathe main shaft is maintained, is installed, is dismantled is solved, and then avoid haring the main shaft to only need single just can independently accomplish the operation, reduced the labour cost, also can go on under the power failure state, to a great extent has improved the productivity effect.
The invention is applied to the machine tool fixture of a working mother machine in the mechanical industry, is an auxiliary device for maintaining, installing and disassembling a main shaft of a machine tool, and is also suitable for other shaft parts which are vertically installed.
Drawings
Fig. 1 is a front view of the overall structure of the present invention.
Fig. 2 is a left side view of the overall structure of the present invention.
Fig. 3 is a top view of the overall structure of the present invention.
Fig. 4 is a cross-sectional view of the overall structure of the present invention.
Fig. 5 is a schematic view of the splint structure of the present invention.
FIG. 6 is a structural diagram of a toothed disc according to the present invention.
Reference numerals: 1. a base; 2. a pillar; 3. a rotating gear; 4. a turntable; 5. an outer ring; 6. a splint; 7. a rubber pad; 8. positioning a rod; 9. a screw; 10. a nut; 11. a first bevel gear; 12. a hand wheel; 13. a second bevel gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
As shown in fig. 1-6, the 3-point support is the most stable, and 3 clamping plates 6 are designed for stably placing the main shaft to clamp the front end of the main shaft.
In order to adapt to main shafts with different shaft diameters, the 3 clamping plates 6 can synchronously move towards the circle center at equal intervals. By applying the principle that the Archimedes spiral line gradually reduces from outside to inside, the 3 clamping plates 6 can move equidistantly along the grooves of the spiral line. In order to ensure that the clamping plate 6 can move synchronously, the rotating gear 3 and the fluted disc with the spiral line groove are designed to adapt to main shafts with different installation heights, and the clamping plate is driven to move up and down by a screw rod and a nut, and the main structure of the invention is shown in figures 1-6.
A spindle attachment/detachment apparatus comprising:
3 clamping plates 6 are arranged at intervals at an angle and used for clamping the main shaft;
a support post 2 for receiving a splint 6;
further comprising:
a rotating disc 4 rotatably connected to the pillar 2 and having a spiral groove in the form of an archimedes spiral, the clamping plate 6 being in sliding fit with the spiral groove;
the outer ring 5 is distributed on the turntable 4 and provided with a groove or a hole to abut against the clamping plate 6;
one end of the positioning rod 8 is fixed with the outer ring 5;
the rotating disc 4 is rotated and the clamping plate 6 slides along the spiral groove, in the groove or hole of the outer ring 5, sliding along the radial direction of the rotating disc 4 occurs.
By adopting the structure, the spindle assembling and disassembling tool can be suitable for assembling and disassembling spindles with different diameters, the probability of damage of the spindle is greatly reduced, the working efficiency is improved, and the production benefit is greatly improved.
The rotary disc 4 is a fluted disc, the peripheral teeth of the fluted disc are distributed on the fluted disc and are meshed with the rotating gear 3, the rotating gear 3 is driven to rotate, and the rotating gear 3 is rotatably connected to the support column 2.
By adopting the structure, a single person can independently finish the dismounting work of the main shaft, and the labor cost is saved to a great extent.
The bottom of the clamping plate 6 is provided with a T-shaped block which is matched with the spiral groove in a sliding mode.
By adopting the structure, the clamping plate is ensured not to overturn after being stressed by vertical force, thereby ensuring the stable operation of the disassembly work.
The support column 2 can be connected in the base 1 in a vertically sliding mode, a mounting plate is fixedly connected to the base 1, a horizontal hand wheel 12 is rotatably connected to the vertical portion of the mounting plate, the hand wheel 12 drives a bevel gear 11 to rotate through a flat key, the bevel gear 11 is meshed with a vertical bevel gear 13, the bevel gear 13 drives a screw rod 9 to rotate through the flat key, the screw rod 9 rotatably penetrates through the horizontal portion of the mounting plate and is in threaded connection with a nut 10, the nut 10 slidably penetrates through the base 1 and is fixedly connected to the support column 2, and a sliding groove for the nut 10 to slide up and down is formed in the base 1.
The positioning rod 8 penetrates through a mounting plate fixed on the base 1.
By adopting the structure, the spacing angle of the clamping plates is ensured to be unchanged.
And a rubber pad 7 is arranged on the clamping plate 6.
By adopting the structure, the appearance of the main shaft is prevented from being damaged in the processes of disassembling the main shaft and working.
A horizontal fixing screw 11 is connected to the base 1 in a threaded manner, and the fixing screw 11 can pass through the base 1 and abut against the pillar 2.
The method specifically comprises the following steps:
s1: fixing the positioning rod 8 to enable the outer ring 5 to position the circumferential position of the clamping plate 6 on the turntable 4;
s2: the spindle is extended into the area where the clamping plate 6 can move radially;
s3: the turntable 4 is rotated to enable the clamping plate 6 to slide along the spiral groove, the circumferential position of the clamping plate 6 on the turntable 4 is fixed by the groove or the hole of the outer ring 5, and the clamping plate 6 slides along the radial direction of the turntable 4 and clamps the main shaft.
The invention has the beneficial effects that:
the problem of easy damage, drop when the lathe main shaft is maintained, is installed, is dismantled is solved, and then avoid haring the main shaft to only need single just can independently accomplish the operation, reduced the labour cost, also can go on under the power failure state, to a great extent has improved the productivity effect.
The invention is applied to the machine tool fixture of a working mother machine in the mechanical industry, is an auxiliary device for maintaining, installing and disassembling a main shaft of a machine tool, and is also suitable for other shaft parts which are vertically installed.
Example 2
The embodiment is a method for using the spindle dismounting device in embodiment 1, and includes that the base 1 is placed on a workbench right below the spindle, and the pillar 2 can move up and down and is matched with a hole of the base through an outer circular shaft. The turntable 4 is driven by the turning gear 3 to rotate around the column 2. The turning gear 3 is manual. After the rotary disc 4 rotates, the clamping plate 6 moves along the spiral groove of the rotary disc 4 in the radial direction. The lower end of the clamping plate 6 is designed into a plurality of T-shaped blocks, and the upper end of the rotary disc 4 is designed with a spiral groove. The T-shaped block can move in the spiral groove of the rotary table, and the T-shaped structure ensures that the clamping plate cannot overturn after being subjected to vertical force. The outer ring 5 and the positioning rod 8 are used for keeping the spacing angle of the three clamping plates 6 unchanged. The rubber pad 7 prevents damage to the appearance of the spindle. The hand wheel 12 drives the first bevel gear 11 to rotate through the flat key, so as to drive the second bevel gear 13 meshed with the first bevel gear to rotate, the second bevel gear 13 drives the screw rod 9 to rotate through the flat key, and the nut 10 fixed on the support 2 moves up and down along with the rotation of the screw rod 9.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several equivalent substitutions or obvious modifications can be made without departing from the spirit of the invention, and all the properties or uses are considered to be within the scope of the invention.
Claims (8)
1. A spindle attachment/detachment apparatus comprising:
at least 3 clamping plates (6) are arranged at intervals and are used for clamping the main shaft;
a support (2) for receiving a clamping plate (6);
it is characterized by also comprising:
a rotary disc (4) rotatably connected to the pillar (2) and having a helical groove in the form of an archimedes spiral, the clamping plate (6) being in sliding fit with the helical groove;
the outer ring (5) is distributed on the turntable (4) and is provided with a groove or a hole to abut against the clamping plate (6);
a positioning rod (8), one end of which is fixed with the outer ring (5);
rotating the rotating disc (4), the clamping plate (6) slides along the spiral groove, and in the groove or hole of the outer ring (5), sliding along the radial direction of the rotating disc (4) occurs.
2. A spindle dismounting device according to claim 1, characterized in that:
the rotary disc (4) is a fluted disc, the peripheral gear teeth are distributed on the fluted disc and meshed with the rotating gear (3), the rotating gear (3) is driven to rotate, and the rotating gear (3) is rotatably connected to the support column (2).
3. A spindle dismounting device according to claim 1 or 2, characterized in that:
the bottom of the clamping plate 6 is provided with a T-shaped block which is matched with the spiral groove in a sliding mode.
4. A spindle dismounting device according to claim 1 or 2, characterized in that:
pillar (2) can be connected in base (1) with sliding from top to bottom, the rigid coupling has the mounting panel on base (1), the vertical part of mounting panel rotationally is connected with horizontally hand wheel (12), hand wheel (12) drive first bevel gear (11) through the parallel key and rotate, first bevel gear (11) and vertical second bevel gear (13) meshing, second bevel gear (13) drive screw rod (9) through the parallel key and rotate, the horizontal part of mounting panel is rotationally passed in screw rod (9), and threaded connection nut (10), base (1) is passed to nut (10) slidable to the rigid coupling is on pillar (2), set up on base (1) and supply nut (10) gliding spout from top to bottom.
5. The spindle attachment/detachment apparatus according to claim 4, wherein: the positioning rod (8) penetrates through a mounting plate fixed on the base (1).
6. A spindle dismounting device according to claim 1, characterized in that: and a rubber pad (7) is arranged on the clamping plate (6).
7. The spindle attachment/detachment apparatus according to claim 4, wherein: the base (1) is connected with a horizontal fixing screw (11) in a threaded mode, and the fixing screw (11) can penetrate through the base (1) and abut against the support column (2).
8. A use method of the spindle dismounting device according to claim 1, comprising the following steps:
s1: a positioning rod (8) is fixed, so that the outer ring (5) positions the circumferential position of the clamping plate (6) on the turntable (4);
s2: the spindle is inserted into the area where the clamping plate (6) can move in the radial direction;
s3: and rotating the turntable (4) to enable the clamping plate (6) to slide along the spiral groove, fixing the circumferential position of the clamping plate (6) on the turntable (4) by the groove or the hole of the outer ring (5), and enabling the clamping plate (6) to slide along the radial direction of the turntable (4) and clamp the main shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111067706.6A CN113714782A (en) | 2021-09-13 | 2021-09-13 | Main shaft dismounting device and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111067706.6A CN113714782A (en) | 2021-09-13 | 2021-09-13 | Main shaft dismounting device and using method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113714782A true CN113714782A (en) | 2021-11-30 |
Family
ID=78683428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111067706.6A Pending CN113714782A (en) | 2021-09-13 | 2021-09-13 | Main shaft dismounting device and using method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113714782A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040006858A1 (en) * | 2002-07-09 | 2004-01-15 | Horst Klann | Drive shaft assembly |
| CN209407860U (en) * | 2018-12-29 | 2019-09-20 | 浙江恒齿传动股份有限公司 | A kind of speed reducer disassembling fixture |
| CN211991730U (en) * | 2020-03-23 | 2020-11-24 | 济南亿川模具有限公司 | Fixing device for assembling main shaft of planer type milling machine |
| CN213134927U (en) * | 2020-09-15 | 2021-05-07 | 杭州临安荣腾工具有限公司 | A positioner that is used for carp pincers production and processing riveter |
| CN113172244A (en) * | 2021-04-29 | 2021-07-27 | 杭州汽轮铸锻有限公司 | Machining system for steam turbine rotor |
-
2021
- 2021-09-13 CN CN202111067706.6A patent/CN113714782A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040006858A1 (en) * | 2002-07-09 | 2004-01-15 | Horst Klann | Drive shaft assembly |
| CN209407860U (en) * | 2018-12-29 | 2019-09-20 | 浙江恒齿传动股份有限公司 | A kind of speed reducer disassembling fixture |
| CN211991730U (en) * | 2020-03-23 | 2020-11-24 | 济南亿川模具有限公司 | Fixing device for assembling main shaft of planer type milling machine |
| CN213134927U (en) * | 2020-09-15 | 2021-05-07 | 杭州临安荣腾工具有限公司 | A positioner that is used for carp pincers production and processing riveter |
| CN113172244A (en) * | 2021-04-29 | 2021-07-27 | 杭州汽轮铸锻有限公司 | Machining system for steam turbine rotor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214815112U (en) | Auxiliary clamp for mechanical drilling | |
| CN113305497A (en) | Chemical pressure container manufacturing, forming and processing equipment and processing method | |
| CN113714782A (en) | Main shaft dismounting device and using method thereof | |
| CN111618572A (en) | Multi-shaft screwing machine for rotary table and slewing bearing bolt | |
| CN117245149A (en) | Pre-cutting equipment for workpiece welding processing | |
| CN219211750U (en) | Milling fixture for heavy-steam hydraulic system part | |
| CN109623246A (en) | A kind of welding fixture easy to operate | |
| CN212470268U (en) | Automatic surfacing welding machine suitable for large workpiece | |
| CN110508669B (en) | Rim valve punching device | |
| CN213956501U (en) | Liquid flow instrument clamping device | |
| CN212095078U (en) | Be used for bag cage welded frame fixing device | |
| CN211102817U (en) | Part fixing device for numerical control machine tool | |
| CN211707930U (en) | Pump impeller indexing positioning device | |
| CN210255126U (en) | Vertical lathe operation platform convenient to adjust diameter and height | |
| CN221048252U (en) | Multi-degree-of-freedom clamping device for metal member processing | |
| CN220547947U (en) | Centering device for cylinder production | |
| CN220313022U (en) | Alloy grinding fixture | |
| CN212239957U (en) | Multi-shaft screwing machine for rotary table and slewing bearing bolt | |
| CN210121746U (en) | Pneumatic welding fixture for large support of guard plate | |
| CN221088119U (en) | Clamping tool for tubular machined parts | |
| CN216177319U (en) | Hobbing clamp for motor shaft | |
| CN211661445U (en) | Fixing device for assisting in welding hardware | |
| CN221047822U (en) | Clamp with clamping angle adjusting function | |
| CN212497740U (en) | A manipulator for automated production | |
| CN113580053B (en) | Engine turbine assembly horizontal assembling device and using method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211130 |