CN215966342U - Built-in electric main shaft convenient to dismantle and maintain - Google Patents
Built-in electric main shaft convenient to dismantle and maintain Download PDFInfo
- Publication number
- CN215966342U CN215966342U CN202122455069.1U CN202122455069U CN215966342U CN 215966342 U CN215966342 U CN 215966342U CN 202122455069 U CN202122455069 U CN 202122455069U CN 215966342 U CN215966342 U CN 215966342U
- Authority
- CN
- China
- Prior art keywords
- shell
- electric spindle
- spindle body
- built
- movable blocks
- 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
- Drilling And Boring (AREA)
Abstract
The utility model relates to a built-in electric spindle convenient to disassemble and maintain, which relates to the technical field of machining and comprises a shell and an electric spindle body, wherein the shell is fixed on a machine tool, one end of the shell is provided with an open cavity, main shafts at two ends of the electric spindle body are respectively provided with a movable block, the main shaft of the electric spindle body is rotatably connected with the movable blocks through bearings, the movable blocks are slidably connected in the shell, the side wall of the shell is provided with a positioning mechanism capable of fixing the movable blocks in the shell, and the innermost end of the main shaft of the electric spindle body is fixedly connected with a fan blade; meanwhile, when the electric spindle body is used, the spindle of the electric spindle body rotates to drive the fan blades to rotate, so that the outside air can perform heat dissipation treatment on the inside of the shell through the filter cover under the action of the fan blades, and the heat dissipation effect of the electric spindle body is good.
Description
Technical Field
The utility model relates to the technical field of machining, in particular to a built-in electric spindle convenient to disassemble and maintain.
Background
High-speed numerically controlled machine tools, whose working performance depends above all on the performance of the machine spindle, are one of the technological bases and development directions of the equipment manufacturing industry. The electric main shaft is a new technology which is appeared in the field of numerical control machines in recent years and integrates a machine tool main shaft and a main shaft motor into a whole, the rotor of the motor is directly used as the main shaft of the machine tool, the shell of the main shaft unit is a motor base and is matched with other parts, and therefore the integration of the motor and the machine tool main shaft is realized. The built-in electric spindle can obviously improve the rigidity, modal performance, transmission performance and dynamic response performance of the machine tool spindle, and the existing high-speed numerical control machine tool and ultra-high-speed numerical control machine tool basically adopt the structure of the electric spindle.
The built-in electric spindle can achieve the effects of compact structure, high response speed and the like of a spindle system of a numerical control machine tool, but the maintenance work is relatively complex: for example, the built-in electric spindle is often installed on a machine tool at present and requires special tools and structures; particularly, when the electric spindle structure needs to be disassembled and assembled, a plurality of parts often need to be disassembled and assembled repeatedly, so that the disassembling and assembling process is complicated, and the performance and the precision of the electric spindle after repeated assembly are also influenced.
Meanwhile, the existing built-in electric spindle has poor heat dissipation function, and the service life of the existing built-in electric spindle is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the utility model provides the built-in electric spindle which is convenient to disassemble and maintain.
The technical scheme is as follows: the electric spindle comprises a shell and an electric spindle body, wherein the shell is a cavity with an opening at one end, movable blocks are arranged on spindles at two ends of the electric spindle body, the spindle of the electric spindle body is rotatably connected with the movable blocks through bearings, the movable blocks are slidably connected in the shell, a positioning mechanism capable of fixing the movable blocks in the shell is arranged on the side wall of the shell, a fan blade is fixedly connected to the innermost end of the spindle of the electric spindle body, a plurality of ventilation holes penetrating through the thickness of the movable blocks are formed in the movable blocks, a mounting hole is formed in one end, away from the opening, of the shell, and a filter cover is connected in the mounting hole;
positioning mechanism is including having seted up the fixed chamber of casing lateral wall, the inside fixed plate that is provided with of fixed chamber, the fixed plate will the drive chamber is split into and accomodates the chamber to fixed chamber, the inside rotation of drive chamber is connected with the threaded rod, the drive intracavity portion still is fixed with a pair of slide bar, there is the thread bush through threaded connection on the threaded rod, sliding connection has the sliding sleeve on the slide bar, the thread bush with connect through the connecting rod between the sliding sleeve, the lateral wall of connecting rod is connected with the kelly, the kelly runs through the fixed plate and with fixture block fixed connection, the lateral wall of movable block seted up with fixture block matched with draw-in groove, the rotation groove has been seted up to the lateral wall of casing, the threaded rod runs through fixed chamber extends to rotate the inslot and be connected with the turning handle.
Preferably, the rotating handle is connected with a positioning screw rod through threads, and a rotating plate is arranged at the end part of the positioning screw rod.
Preferably, a filter screen is installed in the ventilation hole.
Preferably, a pair of positioning sliding grooves are formed in the inner side wall of the shell, the movable block is fixedly connected with a positioning sliding block which is matched with the positioning sliding grooves and is in sliding connection, and the positioning sliding block and the clamping grooves are arranged in a staggered mode.
Preferably, a shaft coupling is fixedly mounted at the outermost end of the spindle of the electric spindle body.
The utility model provides a built-in electric spindle convenient to disassemble and maintain, which has the beneficial effects that:
1: according to the utility model, the electric spindle body can be rapidly installed and detached through the positioning mechanism, so that the electric spindle body is convenient to maintain and more convenient to use, and the working efficiency is improved;
2: when the shell provided by the utility model is used in the electric spindle body, the spindle of the electric spindle body can rotate to drive the fan blades to rotate, so that external air can perform heat dissipation treatment on the interior of the shell after passing through the filter cover under the action of the fan blades, and the heat dissipation effect of the electric spindle body is good.
Drawings
FIG. 1: the utility model provides a structure diagram of the inside of a shell.
FIG. 2: fig. 1 is an enlarged view of a portion a.
FIG. 3: the utility model provides a cross-sectional view of a housing.
FIG. 4: the utility model provides a side view of a housing.
In the figure: 1-shell, 2-electric spindle body, 3-cavity, 4-movable block, 5-bearing, 6-fan blade, 7-vent hole, 8-mounting hole, 9-filter cover, 10-fixed cavity, 11-fixed plate, 12-driving cavity, 13-containing cavity, 14-threaded rod, 15-slide bar, 16-threaded sleeve, 17-sliding sleeve, 18-connecting rod, 19-clamping rod, 20-clamping block, 21-clamping groove, 22-rotating groove, 23-rotating handle, 24-positioning screw, 25-rotating plate, 26-coupler, 27-filter screen, 28-positioning sliding groove and 29-positioning slide block.
Detailed Description
The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. In the description of the present invention, it should be noted that the terms "central", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, and are only used for convenience of description and simplification of description, but do not indicate or imply that the referred device or component must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.
The first embodiment is as follows: as shown in fig. 1 to 4, the built-in electric spindle convenient to detach and maintain comprises a shell 1 and an electric spindle body 2 which are fixed on a machine tool, wherein the shell 1 can be directly welded on the machine tool or fixed on the machine tool through screws, the shell 1 is a cavity 3 with an opening at one end, and the cavity 3 can be of a cylindrical structure.
The movable blocks 4 are arranged at the upper positions of the main shafts at the two ends of the electric main shaft body 2, the main shaft of the electric main shaft body 2 is rotatably connected with the movable blocks 4 through bearings 5, the size of each movable block 4 is matched with the corresponding cavity 3, the movable blocks 4 are slidably connected in the shell 1, and the side wall of the shell 1 is provided with a positioning mechanism which can fix the movable blocks 4 in the shell 1.
Wherein, positioning mechanism is including offering the fixed chamber 10 at 1 lateral wall of casing, the inside fixed plate 11 that is provided with of fixed chamber 10, fixed plate 11 welded fastening is inside fixed chamber 10, fixed plate 11 will be fixed chamber 10 and cut apart into drive chamber 12 and accomodate chamber 13, drive chamber 12 is inside to be connected with threaded rod 14 through little bearing rotation, drive chamber 12 is inside still to be fixed with a pair of slide bar 15, slide bar 15 welds inside drive chamber 12, and a pair of slide bar 15 uses threaded rod 14 to set up as symmetry axis symmetry. Threaded rod 14 is last to have threaded sleeve 16 through threaded connection, sliding connection has sliding sleeve 17 on slide bar 15, connect through connecting rod 18 between threaded sleeve 16 and the sliding sleeve 17, wherein, connecting rod 18's both ends respectively with threaded sleeve 16, sliding sleeve 17 welded fastening is connected, connecting rod 18's lateral wall welded fastening is connected with kelly 19, kelly 19 runs through fixed plate 11 and with fixture block 20 welded fastening is connected, draw-in groove 21 with fixture block 20 matched with is seted up to the lateral wall of movable block 4, rotation groove 22 has been seted up to the lateral wall of casing 1, threaded rod 14 runs through fixed chamber 10 and extends to in rotation groove 22 and with turning handle 23 welded fastening is connected.
In this embodiment, the rotating handle 23 is rotated, the rotating handle 23 drives the threaded rod 14 to rotate, the threaded rod 14 drives the threaded sleeve 16 to move, the clamping rod 19 and the clamping block 20 can move along the length direction of the threaded rod 14 at this time, and when the positioning is not needed, the rotating handle 23 is rotated to completely accommodate the clamping block 20 in the rotating groove 22.
A pair of location spout 28 has been seted up to casing 1 inside wall, and movable block 4 fixed connection and location spout 28 cooperate sliding connection's location slider 29, and location slider 29 sets up with 4 integrated into one piece of movable block, and location slider 29 sets up with draw-in groove 21 staggers, sets up location spout 28 and location slider 29, plays the positioning action, makes movable block 4 sliding connection inside back of casing 1, and fixture block 20 is corresponding with draw-in groove 21.
When the electric spindle body 2 is installed, the positioning sliding chute 28 and the positioning sliding block 29 are aligned, so that the movable block 4 is connected in the cavity 3 in a sliding way, then the rotating handle 23 is rotated, the rotating handle 23 drives the threaded rod 14 to rotate, the threaded rod 14 drives the threaded sleeve 16 to move, and the clamping rod 19 can not rotate along with the threaded rod 14 under the action of the sliding rod 15 and the sliding sleeve 17, the clamping rod 19 moves along the length direction of the threaded rod 14 at the moment, the clamping rod 19 pushes the clamping block 20 to move, so that the clamping block 20 is inserted into the clamping groove 21 to complete the installation of the electric spindle body 2, the whole process is simple and convenient, the method is similar when dismantling electric main shaft body 2, and this embodiment no longer introduces excessively, and this embodiment passes through positioning mechanism can be quick installation and dismantlement electric main shaft body, and the convenience is maintained the electric main shaft body, and it is more convenient to use, improves work efficiency.
The innermost end of the main shaft of the electric main shaft body 2 is fixedly connected with a fan blade 6, the fan blade 6 can be fixed at the end part of the main shaft of the electric main shaft body 2 through screws, the structure of the fan blade 6 is similar to that of the fan blade on the existing fan, no special requirement exists here, as long as wind can be formed by rotation, the main shaft of the electric main shaft body 2 can rotate to drive the fan blade 6 to rotate, a plurality of vent holes 7 penetrating through the thickness of the movable block 4 are arranged on the movable block 4, the vent holes 7 are circular holes, at least four vent holes 7 are arranged, one end of the shell 1 far away from the opening is provided with a mounting hole 8, a filter cover 9 is connected inside the mounting hole 8, the filter cover 9 can be connected inside the mounting hole 8 through threads or can be directly welded inside the mounting hole 8, when the electric main shaft body 2 is used, the main shaft of the electric main shaft body 2 can rotate to drive the fan blade 6 to rotate, so that outside air is under the action of the fan blade, the interior of the shell is subjected to heat dissipation treatment through the filter cover 9, so that the electric spindle body 2 has good heat dissipation effect.
The shaft coupling 26 is fixedly arranged at the outermost end of the main shaft of the electric main shaft body 2, and is convenient to be connected with a machine tool shaft.
Example two: on the basis of the above embodiment, furthermore, there is a positioning screw 24 on the rotating handle 23 through threaded connection, the end of the positioning screw 24 is provided with a rotating plate 25, the rotating plate 25 is welded at the end of the positioning screw 24, when the rotating handle 23 needs to be rotated, the positioning screw 24 is rotated first, so that the positioning screw 24 is far away from the inner side surface of the rotating groove 22, when the rotating handle 23 does not need to be rotated, the positioning screw 24 is rotated, one end of the positioning screw 24 far away from the rotating plate 25 abuts against the inner side surface of the rotating groove 22, at this time, the rotation of the threaded rod 14 can be prevented, and the stability of the positioning mechanism is ensured.
Example three: on the basis of the above embodiment, further, the filter screen 27 is installed in the ventilation hole 7, the filter screen 27 may be made of a metal wire mesh, the filter screen 27 is directly welded inside the ventilation hole 7, and the filter screen 27 is provided to prevent external dust from entering the inside of the housing 1.
In conclusion, the electric spindle body can be rapidly installed and detached through the positioning mechanism, so that the electric spindle body is convenient to maintain and use, and the working efficiency is improved; meanwhile, when the electric spindle body is used, the spindle of the electric spindle body rotates to drive the fan blades to rotate, so that the outside air can perform heat dissipation treatment on the inside of the shell through the filter cover under the action of the fan blades, and the heat dissipation effect of the electric spindle body is good.
While the present invention has been particularly shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (5)
1. The built-in electric spindle convenient to disassemble and maintain comprises a shell (1) and an electric spindle body (2) which are fixed on a machine tool and is characterized in that one end of the shell (1) is provided with an open cavity (3), movable blocks (4) are arranged on spindles at two ends of the electric spindle body (2), the spindle of the electric spindle body (2) is rotatably connected with the movable blocks (4) through bearings (5), the movable blocks (4) are slidably connected in the shell (1), the side wall of the shell (1) is provided with a positioning mechanism which can fix the movable blocks (4) in the shell (1), the innermost end of the spindle of the electric spindle body (2) is fixedly connected with a fan blade (6), the movable blocks (4) are provided with a plurality of ventilation holes (7) penetrating through the thickness of the movable blocks, and one end of the shell (1) far away from the open end is provided with a mounting hole (8), a filter cover (9) is connected inside the mounting hole (8);
the positioning mechanism comprises a fixed cavity (10) arranged on the side wall of the shell (1), a fixed plate (11) is arranged in the fixed cavity (10), the fixed plate (11) divides the fixed cavity (10) into a driving cavity (12) and a containing cavity (13), a threaded rod (14) is rotatably connected in the driving cavity (12), a pair of sliding rods (15) is further fixed in the driving cavity (12), a threaded sleeve (16) is connected on the threaded rod (14) through threads, a sliding sleeve (17) is slidably connected on the sliding rod (15), the threaded sleeve (16) is connected with the sliding sleeve (17) through a connecting rod (18), a clamping rod (19) is connected on the side wall of the connecting rod (18), the clamping rod (19) penetrates through the fixed plate (11) and is fixedly connected with a clamping block (20), a clamping groove (21) matched with the clamping block (20) is formed in the side wall of the movable block (4), the outer side wall of the shell (1) is provided with a rotating groove (22), and the threaded rod (14) penetrates through the fixed cavity (10) and extends into the rotating groove (22) and is connected with a rotating handle (23).
2. The built-in electric spindle convenient to disassemble and maintain as claimed in claim 1, characterized in that a positioning screw (24) is connected to the rotating handle (23) through threads, and a rotating plate (25) is arranged at the end of the positioning screw (24).
3. The built-in electric spindle convenient for disassembly and maintenance according to claim 1, characterized in that a filter screen (27) is installed in the ventilation hole (7).
4. The built-in electric spindle convenient to disassemble and maintain according to claim 1, wherein a pair of positioning sliding grooves (28) are formed in the inner side wall of the shell (1), the movable block (4) is fixedly connected with a positioning sliding block (29) which is matched and slidably connected with the positioning sliding grooves (28), and the positioning sliding block (29) and the clamping groove (21) are arranged in a staggered mode.
5. The built-in electric spindle convenient to disassemble and maintain as claimed in claim 1, characterized in that a coupling (26) is fixedly mounted at the outermost end of the spindle of the electric spindle body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122455069.1U CN215966342U (en) | 2021-10-12 | 2021-10-12 | Built-in electric main shaft convenient to dismantle and maintain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122455069.1U CN215966342U (en) | 2021-10-12 | 2021-10-12 | Built-in electric main shaft convenient to dismantle and maintain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215966342U true CN215966342U (en) | 2022-03-08 |
Family
ID=80569397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122455069.1U Active CN215966342U (en) | 2021-10-12 | 2021-10-12 | Built-in electric main shaft convenient to dismantle and maintain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215966342U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117245107A (en) * | 2023-10-19 | 2023-12-19 | 江苏华雕机械有限公司 | High-speed machine tool electric spindle with replaceable rotating assembly |
-
2021
- 2021-10-12 CN CN202122455069.1U patent/CN215966342U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117245107A (en) * | 2023-10-19 | 2023-12-19 | 江苏华雕机械有限公司 | High-speed machine tool electric spindle with replaceable rotating assembly |
| CN117245107B (en) * | 2023-10-19 | 2024-04-09 | 江苏华雕机械有限公司 | High-speed machine tool electric spindle with replaceable rotating assembly |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109304493A (en) | External rotor electric machine direct-drive type drilling machine or milling machine | |
| CN215966342U (en) | Built-in electric main shaft convenient to dismantle and maintain | |
| CN110976953B (en) | Narrow space axial pinhole processingequipment | |
| CN209206503U (en) | External rotor electric machine direct-drive type drilling machine or milling machine | |
| CN208231292U (en) | Numerical control scale-division and high speed rotation based on Serve Motor Control process double-purpose axle system | |
| CN220901994U (en) | Pneumatic-driven angle milling head | |
| CN212885194U (en) | Precise automatic hole rotating device for motor accessories | |
| CN220679447U (en) | Dynamic and static pressure permanent magnet synchronous boring machine spindle | |
| CN216680247U (en) | Gantry movable type tool rest structure | |
| CN212350482U (en) | Dedicated air current drive formula drilling equipment of machine-building | |
| CN211889077U (en) | Narrow space axial pinhole processingequipment | |
| CN214722328U (en) | Universal metal vertical numerical control lathe | |
| JPH07251385A (en) | Machining head for machining substrate, especially printed circuit board | |
| CN220006047U (en) | Accurate piece location perforating device | |
| CN218983197U (en) | Movable column horizontal boring and milling machining center spindle | |
| CN219131596U (en) | Balance car motor shaft fixture | |
| CN215199825U (en) | Numerically controlled fraise machine convenient to change cutter | |
| CN220240066U (en) | Clamping structure of electric spindle | |
| CN216326906U (en) | Composite board drilling device | |
| CN220330008U (en) | Servo turret with positioning structure | |
| CN220838174U (en) | Disassembling tool and disassembling system for compressor | |
| CN219388201U (en) | Adjustable impeller structure of axial flow fan | |
| CN220613051U (en) | High-precision gantry type variable-speed drilling and tapping dual-purpose combined machine tool | |
| CN220196431U (en) | Piston milling fixture | |
| CN213402709U (en) | Electric tool motor rotor shaft |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |