CN216731289U - Internal expanding type clamp for polishing motor shell - Google Patents
Internal expanding type clamp for polishing motor shell Download PDFInfo
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- CN216731289U CN216731289U CN202220015745.5U CN202220015745U CN216731289U CN 216731289 U CN216731289 U CN 216731289U CN 202220015745 U CN202220015745 U CN 202220015745U CN 216731289 U CN216731289 U CN 216731289U
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- sleeve
- fastener
- polishing
- motor shell
- hole
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Abstract
The utility model relates to the technical field of clamping devices, and discloses an internal expanding type clamp for polishing a motor shell, which comprises a screw rod, wherein the right part of the screw rod is in threaded connection with a thread groove, the thread groove is formed in the middle of the left end in a second fastening piece, and the right end of the second fastening piece is fixedly connected to the middle of the left side wall of a mounting plate. According to the utility model, the sleeve is gradually extruded outwards in the process that the first fastening piece is inserted into the sleeve rightwards, so that the left part of the sleeve is expanded through the expansion groove on the left side of the periphery of the sleeve, the left side of the sleeve is extruded outwards to extrude the through hole, and the left side of the motor shell main body is fixed.
Description
Technical Field
The utility model relates to the technical field of clamping devices, in particular to an internal expansion type clamp for polishing a motor shell.
Background
The 'motor': the working principle of the motor is that a starter rotor is driven to rotate by a power-on coil stressed to rotate in a magnetic field, a pinion on the rotor drives an engine flywheel to rotate, a motor shell needs to be polished in the production process, the motor shell needs to be fixed by a clamp in the polishing process, and the clamp is used for fixing a processing object in the mechanical manufacturing process to enable the processing object to occupy a correct position so as to receive construction or detection.
The clamp for polishing the motor shell in the prior art has the following disadvantages in use: the clamp clamps the outer side of the motor shell when the motor shell is fixed, so that the whole polishing process can be continuously polished only by continuously canceling the clamping and replacing the clamping position, and the polishing speed of the motor shell is greatly influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides an internal expanding type clamp for polishing a motor shell.
In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a motor casing polishing is with interior expanding anchor clamps, includes motor shell main part, the inside through-hole that is provided with of motor shell main part, the inside sliding connection of through-hole has the sleeve, sleeve lateral wall left and right sides portion all is provided with loop type evenly distributed's inflation groove, the inside left side sliding connection of sleeve has first fastener, the inside fastening hole that is provided with in first fastener left side wall medial surface, the inside fixedly connected with screw rod in first fastener right side, screw rod periphery left side sliding connection has the gasket, screw rod right part threaded connection thread groove, the thread groove sets up at the inside left end medial surface of second fastener, second fastener right-hand member fixed connection is in mounting plate left side wall middle part.
As a further description of the above technical solution:
the through hole transversely penetrates through the left side wall and the right side wall of the motor shell main body.
As a further description of the above technical solution:
the screw rod is positioned inside the through hole.
As a further description of the above technical solution:
the fastening hole is located inside the sleeve.
As a further description of the above technical solution:
the diameter of the gasket is larger than that of the thread groove.
As a further description of the above technical solution:
the gasket is located inside the sleeve.
As a further description of the above technical solution:
the diameter of the left part of the first fastener is larger than that of the sleeve, and the diameter of the right part of the first fastener is smaller than that of the sleeve.
As a further description of the above technical solution:
the diameter of the left part of the second fastener is smaller than that of the sleeve, and the diameter of the right part of the second fastener is larger than that of the sleeve.
The utility model has the following beneficial effects:
in the utility model, firstly, the sleeve is sleeved on the periphery of the second fastener, the through hole in the motor shell main body is aligned with the sleeve and then moves to the right side to enable the sleeve to be inserted into the through hole, the screw rod is aligned with the thread groove in the second fastener and then rotates the first fastener, the screw rod moves to the right in the process of rotating in the thread groove, so that the first fastener is inserted into the sleeve in the process of moving to the right side, because the diameter of the left side of the first fastener is larger than the diameter of the sleeve, and the diameter of the right side of the first fastener is smaller than the diameter of the sleeve, the sleeve is gradually extruded to the outer side in the process of inserting the first fastener into the sleeve to the right side, the left part of the sleeve is expanded through the expansion groove on the left side of the periphery of the sleeve, so that the left side of the sleeve extrudes the through hole outwards to fix the left side of the motor shell main body, and the sleeve and the motor shell main body are pushed to move to the right side in the process of the first fastener, and because the diameter of the left side of the second fastener is smaller than the diameter of the sleeve, thereby second fastener right side diameter is greater than sleeve diameter and makes the sleeve move the in-process to the right side by second fastener periphery extrusion right-hand member inside lateral wall gradually to make the sleeve extrude the through-hole through the inflation groove inflation on right side, thereby fixed with motor shell main part, make the polishing in-process of motor shell main part need not change clamping position, improved the polishing efficiency of motor shell main part greatly.
Drawings
Fig. 1 is an exploded view of an internal expanding jig for polishing a motor housing according to the present invention;
fig. 2 is a perspective view of an internal expanding type jig for polishing a motor housing according to the present invention;
fig. 3 is a schematic front view of an internal expanding type jig for polishing a motor housing according to the present invention.
Illustration of the drawings:
1. a motor case main body; 2. a through hole; 3. a first fastener; 4. a gasket; 5. a screw; 6. a sleeve; 7. an expansion tank; 8. a thread groove; 9. a second fastener; 10. mounting a plate; 11. a fastening hole.
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, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed 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. 1-3, one embodiment of the present invention is provided: an internal expanding type clamp for polishing a motor shell comprises a motor shell main body 1, wherein a through hole 2 is arranged inside the motor shell main body 1, a sleeve 6 is connected inside the through hole 2 in a sliding manner, the through hole 2 is extruded to fix the motor shell main body 1 by expanding the sleeve 6, expansion grooves 7 which are uniformly distributed in a ring shape are arranged at the left and right parts of the side wall of the sleeve 6, the sleeve 6 can expand by arranging the expansion grooves 7, a first fastening piece 3 is connected inside the sleeve 6 in a sliding manner at the left side, the sleeve 6 is expanded at the left side by extruding the sleeve 6 at the right side by the first fastening piece 3, a fastening hole 11 is arranged inside the middle side of the left wall of the first fastening piece 3, the first fastening piece 3 is rotated through the fastening hole 11 to rotate a screw 5, a screw 5 is fixedly connected inside the right side of the first fastening piece 3, a gasket 4 is connected at the left side of the periphery of the screw 5 in a sliding manner, and the screw 5 is prevented from colliding with the screw groove 8, the screw 5 is in threaded connection with a thread groove 8 at the right part, the screw 5 rotates and moves in the thread groove 8 by rotating the screw 5, the thread groove 8 is arranged in the middle of the left end in the second fastening piece 9, the first fastening piece 3 and the second fastening piece 9 are enabled to extrude the sleeve 6 relatively, the right end of the second fastening piece 9 is fixedly connected to the middle of the left side wall of the mounting plate 10, and the second fastening piece 9 is extruded to enable the right side of the sleeve 6 to expand.
Lateral wall about motor shell main part 1 is transversely run through to through-hole 2, screw rod 5 is located inside through-hole 2, fastening hole 11 is located 6 inboards of sleeve, 4 diameters of gasket are greater than 8 diameters of thread groove, make gasket 4 can not remove 8 insides of thread groove, gasket 4 is located inside the sleeve 6, 3 left parts diameters of first fastener are greater than 6 diameters of sleeve, the right part diameter is less than 6 diameters of sleeve, 9 left parts diameters of second fastener are less than 6 diameters of sleeve, the right part diameter is greater than 6 diameters of sleeve, thereby it makes first fastener 3 and second fastener 9 can play the effect that 6 both ends of extrusion sleeve 6 made the inflation of sleeve fixed motor shell main part 1 through this kind of setting.
The working principle is as follows: firstly, the sleeve 6 is sleeved on the periphery of the second fastening piece 9, the through hole 2 in the motor shell main body 1 is aligned with the sleeve 6 and then moves to the right side, so that the sleeve 6 is inserted into the through hole 2, the screw 5 is aligned with the thread groove 8 in the second fastening piece 9 and then rotates the first fastening piece 3, so that the screw 5 moves rightwards in the rotating process in the thread groove 8, so that the first fastening piece 3 is inserted into the sleeve 6 in the process of moving to the right side, because the diameter of the left side of the first fastening piece 3 is larger than that of the sleeve 6, and the diameter of the right side of the first fastening piece 3 is smaller than that of the sleeve 6, the sleeve 6 is gradually pressed outwards in the process of inserting the first fastening piece 3 into the sleeve 6 rightwards, the left part of the sleeve 6 is expanded through the expansion groove 7 on the left side of the periphery of the sleeve 6, so that the left side of the sleeve 6 is pressed outwards to press the through hole 2, so that the left side of the motor shell main body 1 is fixed, and the sleeve 6 and the motor shell main body 1 are pushed to move rightwards in the process of the first fastening piece 3, because the diameter of second fastener 9 left side is less than sleeve 6 diameter, thereby the diameter of second fastener 9 right side is greater than sleeve 6 diameter and makes sleeve 6 move the in-process to the right side by the outside extrusion right-hand member inside lateral wall in second fastener 9 periphery gradually, thereby make sleeve 6 extrude through-hole 2 through the inflation of expansion tank 7 on right side, thereby it is fixed with motor housing main part 1, make the polishing in-process of motor housing main part 1 need not change clamping position, improved the polishing efficiency of motor housing main part 1 greatly.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (8)
1. The utility model provides a motor housing polishing is with interior expanding anchor clamps, includes motor shell main part (1), its characterized in that: the motor shell comprises a motor shell main body (1), wherein a through hole (2) is formed in the motor shell main body (1), a sleeve (6) is slidably connected in the through hole (2), expansion grooves (7) which are uniformly distributed in a ring shape are formed in the left side and the right side of the side wall of the sleeve (6), a first fastener (3) is slidably connected in the left side of the sleeve (6), a fastening hole (11) is formed in the middle of the left side wall of the first fastener (3), a screw rod (5) is fixedly connected in the right side of the first fastener (3), a gasket (4) is slidably connected in the left side of the periphery of the screw rod (5), a threaded connection thread groove (8) is formed in the right side of the screw rod (5), the thread groove (8) is formed in the middle of the left end of a second fastener (9), and the right end of the second fastener (9) is fixedly connected in the middle of the left side wall of a mounting plate (10).
2. An internal expanding jig for polishing a motor housing as set forth in claim 1, wherein: the through hole (2) transversely penetrates through the left side wall and the right side wall of the motor shell main body (1).
3. An internal expanding jig for polishing a motor housing as set forth in claim 1, wherein: the screw rod (5) is positioned in the through hole (2).
4. An internal expanding jig for polishing a motor housing as set forth in claim 1, wherein: the fastening hole (11) is located inside the sleeve (6).
5. An internal expanding jig for polishing a motor housing as set forth in claim 1, wherein: the diameter of the gasket (4) is larger than that of the thread groove (8).
6. An internal expanding jig for polishing a motor housing as set forth in claim 1, wherein: the gasket (4) is located inside the sleeve (6).
7. An internal expanding jig for polishing a motor housing as set forth in claim 1, wherein: the diameter of the left part of the first fastener (3) is larger than that of the sleeve (6), and the diameter of the right part of the first fastener is smaller than that of the sleeve (6).
8. An internal expanding jig for polishing a motor housing as set forth in claim 1, wherein: the diameter of the left part of the second fastener (9) is smaller than that of the sleeve (6), and the diameter of the right part of the second fastener is larger than that of the sleeve (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220015745.5U CN216731289U (en) | 2022-01-06 | 2022-01-06 | Internal expanding type clamp for polishing motor shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220015745.5U CN216731289U (en) | 2022-01-06 | 2022-01-06 | Internal expanding type clamp for polishing motor shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216731289U true CN216731289U (en) | 2022-06-14 |
Family
ID=81911542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220015745.5U Active CN216731289U (en) | 2022-01-06 | 2022-01-06 | Internal expanding type clamp for polishing motor shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216731289U (en) |
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2022
- 2022-01-06 CN CN202220015745.5U patent/CN216731289U/en active Active
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