CN219853806U - Main shaft of angle grinder - Google Patents
Main shaft of angle grinder Download PDFInfo
- Publication number
- CN219853806U CN219853806U CN202320955981.XU CN202320955981U CN219853806U CN 219853806 U CN219853806 U CN 219853806U CN 202320955981 U CN202320955981 U CN 202320955981U CN 219853806 U CN219853806 U CN 219853806U
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- China
- Prior art keywords
- assembly
- shaft
- groove
- angle grinder
- main shaft
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- 238000002788 crimping Methods 0.000 claims abstract description 18
- 238000009434 installation Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229920002430 Fibre-reinforced plastic Polymers 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The utility model discloses a main shaft of an angle grinder, which comprises a main shaft body of the angle grinder, wherein the main shaft body of the angle grinder consists of a shaft main body and an assembly shaft, the shaft main body is fixedly connected with the assembly shaft, a limit groove is formed in the center of one side of the outer surface of the assembly shaft, an assembly groove is formed in the inner wall of one side of the limit groove, a crimping assembly is arranged in the assembly groove, a driving assembly is jointly arranged between the crimping assembly and the assembly shaft, a limiting block is arranged in the limit groove in a sliding manner, a chute is formed in one side of the outer surface of the limiting block, the chute is matched with the crimping assembly, and one end of the limiting block is fixedly connected with a pressing plate. According to the utility model, the assembly shaft, the limiting hole, the limiting block, the chute, the crimping assembly, the assembly groove and the driving assembly are arranged, and the driving screw head of the driving assembly is arranged on the side edge of the main shaft, so that the main shaft is not required to be limited and fixed when being screwed by a spanner, and the main shaft can be operated by one hand, and is more convenient to use.
Description
Technical Field
The utility model relates to the technical field of angle grinders, in particular to a main shaft of an angle grinder.
Background
The angle grinder is a portable electric tool for cutting and polishing glass fibre reinforced plastic, and is mainly used for cutting, grinding and brushing metal and stone material. In the machines such as an angle grinder, a main shaft drives a working part to rotate, so that cutting, grinding and other processing are realized;
because the bearings are generally arranged between the two ends of the main shaft and the casing to support the main shaft and allow the main shaft to rotate relative to the casing, when the grinding head and the main shaft are assembled and disassembled, the main shaft is limited and fixed by means of a spanner or a lock pin, then the locking nut can be screwed on or off by the spanner to realize the disassembly and assembly of the grinding head, and the grinding head is matched with the casing by both hands when in use, so that the grinding head can not be operated by one hand, and certain inconvenience exists in actual use.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides a main shaft of an angle grinder.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an angle mill main shaft, includes angle mill main shaft body, angle mill main shaft body comprises axle main part and assembly axle, and fixed connection between axle main part and the assembly axle, the spacing groove has been seted up to surface one side center department of assembly axle, the assembly groove has been seted up to one side inner wall of spacing groove, install the crimping subassembly in the assembly groove, install drive assembly jointly between crimping subassembly and the assembly axle, the inside slip in spacing groove has the stopper, the chute has been seted up to surface one side of stopper, and phase-match between chute and the crimping subassembly, the one end fixedly connected with clamp plate of stopper.
Further, the crimping subassembly includes the screw rod, and rotates between the inner wall of screw rod and assembly groove to be connected, the fly leaf has been cup jointed to the surface screw thread of screw rod, surface one side fixedly connected with briquetting of fly leaf, and the inclined plane phase-match of chute of briquetting, briquetting inclined plane and the cooperation of chute inclined plane are convenient for promote the stopper to remove, and the stopper crimping of being convenient for is fixed.
Further, the inner bottom fixedly connected with slide rail of assembly groove, and sliding connection between fly leaf and the slide rail, the slide rail has spacing effect to the fly leaf, guarantees the stability that the fly leaf removed.
Further, through holes are formed in one side of the outer surface of the pressing block, the through holes are matched with the screw rods, and the through holes are formed in the fact that the screw rods enter the pressing block and are beneficial to movement of the pressing block.
Further, the drive assembly includes hiding the groove, and hides the groove and offer in surface one side of assembly axle, the one side inner wall in hiding the groove rotates and is connected with the drive spiral shell head, and fixed connection between the installation axle of drive spiral shell head and the installation axle of screw rod, hides the groove and has the effect of hiding the drive spiral shell head, avoids exposing.
Furthermore, a grinding head limiting ring is fixedly connected to one side of the outer surface of the assembly shaft, so that the grinding head is convenient to install.
Furthermore, the pressure plate is provided with anti-slip patterns on one side adjacent to the outer surface of the assembly shaft, so that friction force is increased, and slipping is avoided.
The utility model has the beneficial effects that:
when the main shaft of the angle grinder is used, the assembly shaft, the limiting hole, the limiting block, the chute, the crimping component, the assembly groove and the driving component are arranged, and as the driving screw head of the driving component is arranged on the side edge of the main shaft, the main shaft is not required to be limited and fixed when being screwed by a spanner, and the main shaft can be operated by one hand, so that the angle grinder is more convenient to use.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the connection between the limiting groove and the limiting block according to the present utility model;
FIG. 3 is a cross-sectional view of a stopper and a platen according to the present utility model;
fig. 4 is an assembled axial cross-sectional view of the present utility model.
Legend description:
1. a shaft body; 2. assembling a shaft; 3. a pressing plate; 4. driving the screw head; 5. a limiting block; 6. an assembly groove; 7. a grinding head limiting ring; 8. a screw; 9. a chute; 10. a movable plate; 11. hiding the groove; 12. a limit groove; 13. a through hole; 14. a slide rail; 15. and (5) briquetting.
Detailed Description
Fig. 1 to 3 show, relate to an angle grinder main shaft, including angle grinder main shaft body, angle grinder main shaft body comprises axle main body 1 and assembly axle 2, and fixed connection between axle main body 1 and the assembly axle 2, spacing groove 12 has been seted up to outer surface one side center department of assembly axle 2, assembly groove 6 has been seted up to the inner wall of one side of spacing groove 12, install the crimping subassembly in the assembly groove 6, install drive assembly jointly between crimping subassembly and the assembly axle 2, the inside of spacing groove 12 slides there is stopper 5, chute 9 has been seted up on outer surface one side of stopper 5, and phase-match between chute 9 and the crimping subassembly, the one end fixedly connected with clamp plate 3 of stopper 5.
The crimping subassembly includes screw rod 8, and rotates between the inner wall of screw rod 8 and assembly groove 6 to be connected, and the surface screw thread of screw rod 8 has cup jointed fly leaf 10, and surface one side fixedly connected with briquetting 15 of fly leaf 10, and the inclined plane of briquetting 15 and the inclined plane phase-match of chute 9.
The screw rod 8 rotates under the action of the driving component, the screw rod 8 drives the movable plate 10 to move, the movable plate 10 pushes the pressing block 15 to move when moving, and the inclined surface of the pressing block 15 is matched with the inclined surface of the chute 9 to facilitate pushing the limiting block 5 to move into the limiting groove 12 until the grinding head is pressed at one end of the assembly shaft 2 through the pressing plate 3.
Wherein, the inner bottom fixedly connected with slide rail 14 of assembly groove 6, and sliding connection between fly leaf 10 and the slide rail 14 has spacing effect to the removal of fly leaf 10, guarantees the stability that fly leaf 10 removed to guarantee the stability that briquetting 15 removed.
A through hole 13 is formed in one side of the outer surface of the pressing block 15, and the through hole 13 is matched with the screw rod 8.
The provision of the through holes 13 facilitates movement of the briquettes 15 along the screw 8.
The drive assembly comprises a hidden groove 11, the hidden groove 11 is formed in one side of the outer surface of the assembly shaft 2, the inner wall of one side of the hidden groove 11 is rotationally connected with a drive screw head 4, and the installation shaft of the drive screw head 4 is fixedly connected with the installation shaft of the screw rod 8.
The driving screw head 4 is driven to rotate by a spanner, so that the screw rod 8 can be driven to rotate.
One side of the outer surface of the assembly shaft 2 is fixedly connected with a grinding head limiting ring 7, and the grinding head limiting ring 7 is matched with a hollow part in the middle of the grinding head, so that the positioning and the mounting of the grinding head are facilitated.
The adjacent one side of the outer surface of the pressing plate 3 and the assembly shaft 2 is provided with anti-skid patterns, and the anti-skid patterns increase the friction force between the pressing plate 3 and the surface of the assembly shaft 2, so that the friction force between the pressing plate and the installation end of the grinding head is increased, and the phenomenon that the grinding head slips when in use is prevented.
Working principle: when the angle grinder is installed, the angle grinder is horizontally placed, then the grinding head, the limiting block 5 and the pressing plate 3 are sequentially placed, the screw head 4 is driven to rotate through the wrench, the screw rod 8 is driven to rotate, the movable plate 10 is driven to move by the screw rod 8, the movable plate 10 pushes the pressing block 15 to move when moving, after the pressing block 15 enters the chute 9, the inclined surface of the pressing block 15 and the inclined surface of the chute 9 are matched to push the limiting block 5 to move in the limiting groove 12 until the grinding head is pressed at one end of the assembly shaft 2 through the pressing plate 3, and the angle grinder can be operated by one hand, and is more convenient to use.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (7)
1. The utility model provides an angle grinder main shaft, includes angle grinder main shaft body, its characterized in that: the angle grinder main shaft body comprises a shaft main body (1) and an assembly shaft (2), the shaft main body (1) is fixedly connected with the assembly shaft (2), a limiting groove (12) is formed in the center of one side of the outer surface of the assembly shaft (2), an assembly groove (6) is formed in the inner wall of one side of the limiting groove (12), a crimping assembly is mounted in the assembly groove (6), a driving assembly is mounted between the crimping assembly and the assembly shaft (2) jointly, a limiting block (5) is arranged in the limiting groove (12) in a sliding mode, a chute (9) is formed in one side of the outer surface of the limiting block (5), the chute (9) is matched with the crimping assembly, and a pressing plate (3) is fixedly connected to one end of the limiting block (5).
2. The angle grinder spindle of claim 1, wherein: the crimping assembly comprises a screw rod (8), the screw rod (8) is rotationally connected with the inner wall of the assembly groove (6), a movable plate (10) is sleeved on the outer surface thread of the screw rod (8), a pressing block (15) is fixedly connected to one side of the outer surface of the movable plate (10), and the inclined plane of the pressing block (15) is matched with the inclined plane of the chute (9).
3. An angle grinder spindle as set forth in claim 2, wherein: the inner bottom of the assembly groove (6) is fixedly connected with a sliding rail (14), and the movable plate (10) is in sliding connection with the sliding rail (14).
4. An angle grinder spindle as set forth in claim 2, wherein: a through hole (13) is formed in one side of the outer surface of the pressing block (15), and the through hole (13) is matched with the screw rod (8).
5. The angle grinder spindle of claim 1, wherein: the driving assembly comprises a hiding groove (11), the hiding groove (11) is formed in one side of the outer surface of the assembly shaft (2), the inner wall of one side of the hiding groove (11) is rotationally connected with a driving screw head (4), and the mounting shaft of the driving screw head (4) is fixedly connected with the mounting shaft of the screw rod (8).
6. The angle grinder spindle of claim 1, wherein: one side of the outer surface of the assembly shaft (2) is fixedly connected with a grinding head limiting ring (7).
7. The angle grinder spindle of claim 1, wherein: and the side of the pressing plate (3) adjacent to the outer surface of the assembly shaft (2) is provided with anti-skid patterns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320955981.XU CN219853806U (en) | 2023-04-25 | 2023-04-25 | Main shaft of angle grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320955981.XU CN219853806U (en) | 2023-04-25 | 2023-04-25 | Main shaft of angle grinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219853806U true CN219853806U (en) | 2023-10-20 |
Family
ID=88348429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320955981.XU Active CN219853806U (en) | 2023-04-25 | 2023-04-25 | Main shaft of angle grinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219853806U (en) |
-
2023
- 2023-04-25 CN CN202320955981.XU patent/CN219853806U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |