CN216227117U - Drilling fixture for blade rotating shaft - Google Patents
Drilling fixture for blade rotating shaft Download PDFInfo
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- CN216227117U CN216227117U CN202122965429.2U CN202122965429U CN216227117U CN 216227117 U CN216227117 U CN 216227117U CN 202122965429 U CN202122965429 U CN 202122965429U CN 216227117 U CN216227117 U CN 216227117U
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- rotating shaft
- positioning
- blade
- plate
- pressing
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Abstract
The utility model provides a drilling fixture for a blade rotating shaft, which comprises a base, wherein a positioning plate is arranged on the base, and a first positioning block corresponding to the rotating shaft is arranged on the inner side surface of the positioning plate; dispose the fast subassembly of pressing on the locating plate for fix the pivot the locating plate with between the first locating piece, so that blade dorsal surface with the medial surface laminating of locating plate, and the week side of pivot and the medial surface laminating of first locating piece. The axial shaft quick pressing device is simple in structure, the mounting area is formed between the inner side face of the first positioning block and the inner side face of the positioning plate, and the spatial position of the central axis of the rotating shaft in the horizontal direction can be fixed through the common limitation of the positioning plate, the first positioning block and the quick pressing assembly, so that the axial shaft is favorably machined, the coaxiality of the axial shaft and the rotating shaft can be effectively guaranteed, the positioning is convenient, and the machining quality is favorably improved.
Description
Technical Field
The utility model relates to the technical field of machining, in particular to a drilling clamp for a blade rotating shaft.
Background
To facilitate the rotation of the blades, a rotating shaft is usually disposed on the blades, and a shaft hole is disposed on the rotating shaft. As shown in fig. 1 and 2, a certain type of blade 1 is integrally formed with a rotating shaft 11, a peripheral side surface of the rotating shaft 11 is tangent to a back side surface of the blade 1, the rotating shaft 11 is distributed on one side of a tail portion of the blade 1, and a shaft hole 12 is arranged on the rotating shaft 11. When the blade 1 is produced, the shaft hole 12 needs to be processed by a drill, but the blade 1 has a complex structure, the thickness of the blade 1 is small, the rigidity is small, and the positioning is difficult when the shaft hole 12 is processed. Therefore, a clamp is required to be machined and designed for the shaft hole 12 of the blade rotating shaft so as to position the blade.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model aims to provide a drilling clamp for a blade rotating shaft, which is simple in structure and convenient for positioning the blade.
The embodiment of the utility model is realized by the following technical scheme:
a drilling fixture for a blade rotating shaft comprises a base, wherein a positioning plate is arranged on the base, and a first positioning block corresponding to the rotating shaft is arranged on the inner side surface of the positioning plate; dispose the fast subassembly of pressing on the locating plate for fix the pivot the locating plate with between the first locating piece, so that blade dorsal surface with the medial surface laminating of locating plate, and the week side of pivot and the medial surface laminating of first locating piece.
According to a preferred embodiment, the quick pressing assembly at least comprises a pressing rod, and a pressing block corresponding to the rotating shaft is sleeved outside the pressing rod; the pressing block is provided with a notch matched with the rotating shaft.
According to a preferred embodiment, a second positioning block is arranged on the base for supporting the blade.
According to a preferred embodiment, the top of the positioning plate is provided with an installation groove, and a drilling template is arranged in the installation groove; the drill plate is provided with a drill bushing.
According to a preferred embodiment, the positioning plate is connected to the base by means of bolts and positioning pins.
According to a preferred embodiment, one side of the positioning plate is provided with an extension plate, and the quick pressing assembly is arranged on the extension plate.
According to a preferred embodiment, the pressure piece is made of elastic rubber and has a cylindrical shape, and the notch has a circular arc shape.
The technical scheme of the embodiment of the utility model at least has the following advantages and beneficial effects:
the axial shaft quick-pressing device is simple in structure, an installation area is formed between the inner side face of the first positioning block and the inner side face of the positioning plate, and the spatial position of the central axis of the rotating shaft in the horizontal direction can be fixed through the common limitation of the positioning plate, the first positioning block and the quick-pressing assembly, so that the axial shaft is favorably machined, the coaxiality of the axial shaft and the rotating shaft can be effectively guaranteed, the positioning is convenient, and the machining quality is favorably improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic perspective view of a blade according to the present invention;
FIG. 2 is a left side view of the blade of the present invention;
FIG. 3 is a first perspective view of the present invention;
FIG. 4 is a second perspective view of the present invention;
FIG. 5 is a schematic front view of the present invention;
FIG. 6 is a schematic top view of the present invention;
FIG. 7 is a perspective view of the present invention assembled with a blade;
FIG. 8 is an enlarged partial schematic view of the structure at A in FIG. 7;
fig. 9 is a front view of the assembled blade of the present invention.
Icon: 1-blade, 11-rotating shaft, 12-shaft hole, 2-base, 21-second positioning block, 22-positioning plate, 221-first positioning block, 222-extension plate, 223-mounting groove, 224-drilling plate, 225-drilling sleeve, 23-bolt, 24-positioning pin, 3-quick pressing mechanism, 31-pressing rod, 32-pressing block, 33-notch and 34-clamping arm.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which is usually placed when the products of the present invention are used, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the device or element which is referred to 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.
In the description of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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.
Referring to fig. 1 to 9, a drilling jig for a blade spindle includes a base 2, a positioning plate 22 disposed on the base 2, and a first positioning block 221 disposed on an inner side surface of the positioning plate 22 and corresponding to a spindle 11; the positioning plate 22 is provided with a fast pressing assembly for fixing the rotating shaft 11 between the positioning plate 22 and the first positioning block 221, so that the back side of the blade 1 is attached to the inner side of the positioning plate 22, and the peripheral side of the rotating shaft 11 is attached to the inner side of the first positioning block 221. In this embodiment, as shown in fig. 2, the rotating shaft 11 is cylindrical, and the shaft hole 12 is coaxial with the rotating shaft 11. As shown in fig. 5, an installation area is formed between the inner side surface of the first positioning block 221 and the inner side surface of the positioning plate 22, the central axis of the rotating shaft 11 can be fixed in the spatial position of the horizontal direction by the common limitation of the positioning plate 22, the first positioning block 221 and the quick pressing component, so that the processing of the shaft hole 12 is facilitated, the coaxiality of the shaft hole 12 and the rotating shaft 11 can be effectively ensured, the positioning is convenient, and the processing quality is favorably improved. In this embodiment, as shown in fig. 9, the number of the rotating shafts 11 is two, and correspondingly, the number of the first positioning blocks 221 disposed on the positioning plate 22 is two, and the two positioning blocks are distributed in one-to-one correspondence with the rotating shafts 11. In use, the lower end of the blade 1 abuts the upper surface of the base 2, thereby achieving the positioning of the blade 1 in the longitudinal direction.
In this embodiment, the fast pressing assembly at least includes a pressing rod 31, and a pressing block 32 corresponding to the rotating shaft 11 is sleeved outside the pressing rod 31; the pressing block 32 is provided with a notch 33 matched with the rotating shaft 11. Preferably, the press block 32 is made of elastic rubber and has a cylindrical shape, and the notch 33 has an arc shape. The two pressing blocks 32 are corresponding to the rotating shaft 11 one by one and used for pressing the rotating shaft 11, and the pressing blocks 32 made of elastic rubber are beneficial to exerting pretightening force on the rotating shaft 11 and can prevent the rotating shaft 11 from being damaged by pressing. The arc-shaped notch 33 is used for clamping the rotating shaft 11, so that the contact area between the rotating shaft 11 and the pressing block 32 is increased, and the pressing effect of the pressing block 32 on the rotating shaft 11 is better. In this embodiment, the quick-pressing assembly further includes a quick-pressing mechanism 3 for driving the pressing rod 31 to approach or separate from the rotating shaft 11. The structure of the quick-pressing mechanism 3 is cited from the quick-pressing mechanism 3 in chinese patent with publication number CN110919213B, which is prior art, and the detailed structure and operation principle thereof are not described herein again. In the present embodiment, the pressing rod 31 is mounted on the clamping arm 34 of the quick-pressing mechanism 3.
In order to limit the position of the blade 1 in the longitudinal direction, in the present embodiment, a second positioning block 21 for supporting the blade 1 is disposed on the base 2. When the rapid pressing device is used, firstly, the back side surface of the blade 1 is attached to the inner side surface of the positioning plate 22, then the blade 1 is pushed to enable the peripheral side surface of the rotating shaft 11 to be tightly abutted to the inner side surface of the first positioning block 221, then the position of the blade 1 is longitudinally adjusted to enable the lower end of the blade to be abutted to the upper surface of the second positioning block 21, and finally the pressing block 32 is driven by the rapid pressing mechanism 3 to tightly press and fix the rotating shaft 11.
In order to facilitate the machining of the shaft hole 12, the top of the positioning plate 22 is provided with an installation groove 223, and a drilling template 224 is arranged in the installation groove 223; the drill plate 224 is provided with a drill bushing 225. In this embodiment, the guide hole of the drill sleeve 225 is coaxial with the shaft hole 12.
As shown in fig. 5, the positioning plate 22 is connected to the base 2 by bolts 23 and positioning pins 24.
In this embodiment, for the convenience of installation, an extension plate 222 is disposed on one side of the positioning plate 22, and the fast pressing assembly is disposed on the extension plate 222.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a boring grab of blade pivot which characterized in that: the positioning device comprises a base (2), wherein a positioning plate (22) is arranged on the base (2), and a first positioning block (221) corresponding to a rotating shaft (11) is arranged on the inner side surface of the positioning plate (22);
dispose the fast subassembly that presses on locating plate (22) for fix pivot (11) locating plate (22) with between first locating piece (221), so that blade (1) dorsal surface with the medial surface laminating of locating plate (22), and the medial surface laminating of the week side of pivot (11) and first locating piece (221).
2. The drilling jig for the blade spindle according to claim 1, characterized in that: the quick pressing assembly at least comprises a pressing rod (31), and a pressing block (32) corresponding to the rotating shaft (11) is sleeved outside the pressing rod (31);
the pressing block (32) is provided with a notch (33) matched with the rotating shaft (11).
3. The drilling jig for a blade spindle according to claim 1 or 2, characterized in that: and a second positioning block (21) for supporting the blade (1) is arranged on the base (2).
4. The drilling jig for a blade spindle according to claim 1 or 2, characterized in that: the top of the positioning plate (22) is provided with a mounting groove (223), and a drilling template (224) is arranged in the mounting groove (223);
the drill bushing (225) is arranged on the drill plate (224).
5. The drilling jig for the blade spindle according to claim 1, characterized in that: the positioning plate (22) is connected with the base (2) through a bolt (23) and a positioning pin (24).
6. The drilling jig for the blade spindle according to claim 1, characterized in that: one side of locating plate (22) is configured with extension board (222), fast pressure subassembly sets up in on extension board (222).
7. The drilling jig for the blade spindle according to claim 2, wherein: the pressing block (32) is made of elastic rubber and is cylindrical, and the notch (33) is arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122965429.2U CN216227117U (en) | 2021-11-29 | 2021-11-29 | Drilling fixture for blade rotating shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122965429.2U CN216227117U (en) | 2021-11-29 | 2021-11-29 | Drilling fixture for blade rotating shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216227117U true CN216227117U (en) | 2022-04-08 |
Family
ID=80958666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122965429.2U Active CN216227117U (en) | 2021-11-29 | 2021-11-29 | Drilling fixture for blade rotating shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216227117U (en) |
-
2021
- 2021-11-29 CN CN202122965429.2U patent/CN216227117U/en active Active
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