CN210476223U - Clamp for machining key groove of motor core - Google Patents
Clamp for machining key groove of motor core Download PDFInfo
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- CN210476223U CN210476223U CN201921212620.6U CN201921212620U CN210476223U CN 210476223 U CN210476223 U CN 210476223U CN 201921212620 U CN201921212620 U CN 201921212620U CN 210476223 U CN210476223 U CN 210476223U
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- supporting arm
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Abstract
The utility model discloses a clamp for processing a key groove of a motor iron core, which comprises a base, a first supporting arm and a second supporting arm, wherein the surface of the base is vertically and fixedly provided with the first supporting arm, the bottom of the second supporting arm is fixedly connected with a slide block, the slide block is slidably connected with the slide groove, the first supporting arm and the second supporting arm are arranged in parallel, the second supporting arm is contacted with the upper surface of the base, the side wall of the base is rotatably connected with a first threaded rod through a bearing, part of the first threaded rod extends into the slide groove, the slide block is provided with a threaded hole, and the first threaded rod is movably connected with the threaded hole on the surface of the slide block, aiming at the technical problems that the position of the motor iron core is easy to deviate in the key groove processing process of the motor iron core in the prior art, and the clamp has larger volume, the utility model has the advantages of, thereby improving the machining accuracy of the key groove.
Description
Technical Field
The utility model relates to a motor production and processing technology field especially involves an anchor clamps are used in processing of motor core keyway.
Background
In the process of manufacturing and processing the motor, the motor core is usually required to be splined so that the motor core can be connected with the machine shell. The iron core of the motor must be fastened and fixed during the processing of the key groove, so that the position deviation of the key groove or the deviation of the width of the key groove from the design expectation is prevented, and the assembly precision is influenced. However, in the prior art, when the key groove is machined, the two surfaces of the fixed iron core are clamped and fixed by using the clamp, and the iron core may be radially offset in the machining process, so that the machining precision is affected. Meanwhile, the existing tool needs to surround the whole tool, so that the tool is large in size, heavy in weight, high in cost and not beneficial to improving the production efficiency greatly.
Therefore, the utility model discloses an anchor clamps are used in processing of motor core keyway compares in prior art, the utility model discloses it is small, can be to the more stable centre gripping of motor core to improve the precision of processing.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide an anchor clamps are used in processing of motor core keyway to motor core position easily takes place the skew in the motor core keyway course of working among the solution prior art, and the great technical problem of volume of anchor clamps. The utility model discloses it is small, can be to the more stable centre gripping of motor core to improve the precision of the processing of keyway.
The utility model discloses a realize through following technical scheme: the utility model discloses a motor core keyway processing clamp, including the base, first support arm and the second support arm that the surface has set up the spout, the base surface is vertical to be fixed and is installed first support arm, the fixed connection slider in second support arm bottom, the slider sliding connection spout, parallel arrangement between first support arm and the second support arm, and second support arm contact base upper surface;
the side wall of the base is rotatably connected with a first threaded rod through a bearing, part of the first threaded rod extends into the sliding chute, a threaded hole is formed in the sliding block, and the first threaded rod is movably connected with a threaded hole in the surface of the sliding block;
a through groove is formed in the surface of the second support arm, the first clamping plate is movably connected with the through groove in the surface of the second support arm, and one end of the first clamping plate is fixedly connected with the side wall of the first support arm; the surface of the first supporting arm and the surface of the second supporting arm are both detachably provided with a processing groove structural part, the heights of the two processing groove structural parts are the same, the processing groove structural part is arranged above the first clamping plate, openings are formed in the first supporting arm and the second supporting arm, the second clamping plate is movably connected with the first supporting arm and the second supporting arm through the openings, the second clamping plate and the first clamping plate are arranged in parallel, the second clamping plate is rotatably connected with at least two second threaded rods through bearings, the second threaded rods are movably connected with threaded holes, and the threaded holes are formed in the upper surface of the base.
During the use, remove the second splint earlier, make the second splint not contact with first support arm and second support arm, install the iron core, make iron core and first splint contact, rotate first threaded rod this moment, the threaded hole that first threaded rod and slider surface were seted up is mutually supported, the slip of slider drives the removal of second support arm, the first support arm of second support arm cooperation is with the iron core horizontal clamping, install the second splint, make second threaded rod contact screw hole, rotate the second threaded rod, the position of second splint changes, until first splint cooperation second splint press from both sides the iron core tightly, the horizontal and vertical clamp of iron core is tightly pressed from both sides this moment, the position is difficult for changing, pass through the slotted hole on processing groove structure surface through the fluting instrument this moment, slot is carried out to the iron core.
Preferably, for the more stable slip of second splint, first cell body has all been seted up to the lateral wall around two openings, the equal first stopper of symmetrical fixed connection of lateral wall around the second splint, the second cell body has still been seted up to the second splint, second stopper swing joint second cell body, the equal swing joint first cell body of first stopper and second stopper, wherein the stopper passes the second cell body, the second cell body all stretches out at both ends about the stopper, and the size of the part size that the stopper stretches out is the same, the setting up of first cell body makes the second splint slide from top to bottom more stable.
Preferably, the machined groove structural part of the utility model can be disassembled so as to conveniently machine key grooves on motor iron cores with different requirements, the surfaces of the first support arm and the second support arm are both provided with limiting grooves, the surfaces of the limiting grooves are provided with through grooves, the surface of the second support arm is also provided with at least two through holes (not marked in the figure), the threaded part is movably connected with the through hole on the second support arm, the side wall of the machined groove structural part is embedded with at least two threaded cylinders (not marked in the figure), and the threaded part is movably connected with the threaded hole on the side wall of the machined groove structural part;
the threaded part is rotated, the position of the threaded part is changed, the threaded part is not in contact with a threaded cylinder (not marked in the drawing) on the machined groove structural part, at the moment, the threaded part is not limited to the machined groove, the machined groove structural part can be detached, the proper machined groove structural part is replaced, the threaded part is screwed down, and the machined groove structural part is limited.
Preferably, the contact surface of the first clamping plate and the iron core is provided with an arc surface matched with the iron core; the cambered surface structure of first splint can make the first splint to the iron core compress tightly fixed effect better and utilize cambered surface and the laminating of iron core outer peripheral face also can effectively prevent that the iron core warp simultaneously more of laminating iron core.
Preferably, the contact surface of the second clamping plate and the iron core is provided with an arc surface matched with the iron core, the arc surface structure of the second clamping plate can be more attached to the inner peripheral surface of the iron core, so that the pressing and fixing effect of the second clamping plate on the iron core is better, and the iron core can be effectively prevented from deforming by attaching the arc surface to the inner peripheral surface of the iron core
The utility model discloses an anchor clamps are used in processing of motor core keyway compares with prior art: firstly, the utility model discloses a to the more stable centre gripping of motor core, the second support arm cooperates first support arm to press from both sides the iron core transversely tightly, and first splint cooperates the second splint to press from both sides the iron core vertically tightly, and the iron core under this kind of state can not produce the skew in the radial in the course of working to machining precision has been guaranteed; and secondly, the utility model discloses carry out the centre gripping to the partial surface of iron core, need not to be the same with traditional anchor clamps, surround motor core is whole to reduce volume and manufacturing cost, the utility model discloses it is small, can be to the more stable centre gripping of motor core, thereby improve the precision of improving processing.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the appearance of the clamping core of the present invention;
FIG. 3 is a partial schematic view of a second support arm;
FIG. 4 is a schematic view of the connection of the second support arm to the structural member of the processing tank;
FIG. 5 is a schematic view of a second splint;
fig. 6 is a top view of the second clamping plate.
In the figure: 1. a base; 2. a first support arm; 3. a chute; 4. a second support arm; 41. a through groove; 42. a limiting groove; 43. A threaded member; 5. a slider; 6. a first threaded rod; 7. a threaded hole; 8. a second threaded rod; 9. a first splint; 10. a bearing; 11. processing a groove structural member; 12. opening the gap; 13. a first tank body; 14. an iron core; 15. a second splint; 101. a first stopper; 102. a second tank body; 103. and a second limiting block.
Detailed Description
The embodiments of the present invention will be described in detail below, and the present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
The utility model discloses a clamp for processing a key groove of a motor core, which comprises a base 1, a first supporting arm 2 and a second supporting arm 4, wherein the surface of the base 1 is provided with a chute 3, the first supporting arm 2 is vertically and fixedly arranged on the surface of the base 1, the bottom of the second supporting arm 4 is fixedly connected with a slide block 5, the slide block 5 is in sliding connection with the chute 3, the first supporting arm 2 and the second supporting arm 4 are arranged in parallel, and the second supporting arm 4 is in contact with the upper surface of the base 1;
the side wall of the base 1 is rotatably connected with a first threaded rod 6 through a bearing, part of the first threaded rod 6 extends into the sliding chute 3, a threaded hole is formed in the sliding block 5, and the first threaded rod 6 is movably connected with a threaded hole in the surface of the sliding block 5;
a through groove is formed in the surface of the second supporting arm 4, the first clamping plate 9 is movably connected with the through groove in the surface of the second supporting arm 4, and one end of the first clamping plate 9 is fixedly connected with the side wall of the first supporting arm 2; the surfaces of the first supporting arm 2 and the second supporting arm 4 are both detachably provided with machined groove structural members 11, the two machined groove structural members 11 are the same in height, the machined groove structural members 11 are arranged above the first clamping plate 9, the first supporting arm 2 and the second supporting arm 4 are both provided with notches 12, the second clamping plate 15 is movably connected with the first supporting arm 2 and the second supporting arm 4 through the notches 12, the second clamping plate 15 and the first clamping plate 9 are arranged in parallel, the second clamping plate 15 is rotatably connected with at least two second threaded rods 8 through bearings 10, the second threaded rods 8 are movably connected with threaded holes 7, and the threaded holes 7 are all arranged on the upper surface of the base 1;
as shown in fig. 3 and 4, the surfaces of the first support arm 2 and the second support arm 4 are both provided with a limit groove 42, the surface of the limit groove 42 is provided with a through groove 41, the surface of the second support arm 4 is further provided with at least two through holes (not marked in the figures), the threaded part 43 is movably connected with the through hole on the second support arm 4, the side wall of the machined groove structural part 11 is embedded with at least two threaded cylinders (not marked in the figures), and the threaded part 43 is movably connected with the threaded hole on the side wall of the machined groove structural part 11;
as shown in fig. 5 and fig. 6, the front and rear side walls of the second clamping plate 15 are symmetrically and fixedly connected with the first limiting block 101, the second clamping plate 15 is further provided with a second slot body 102, the second limiting block 103 is movably connected with the second slot body 102 (to be extended and described), the first limiting block 101 and the second limiting block 103 are movably connected with the first slot body 13, the limiting block 103 penetrates through the second slot body 102, and the second slot body 102 is extended from the left end and the right end of the limiting block 103.
The utility model discloses a motor core keyway processing anchor clamps, during the use, move second splint 15 earlier, make second splint 15 not contact with first support arm 2 and second support arm 4, install iron core 14, make iron core 14 contact with first splint 9, rotate first threaded rod 6 this moment, first threaded rod 6 and the screw hole that the slider 5 surface was seted up mutually support, the slip of slider 5 drives the removal of second support arm 4, second support arm 4 cooperates first support arm 2 to press from both sides iron core 14 transversely tightly, install second splint 15, make second threaded rod 8 contact screw hole 7, rotate second threaded rod 8, the position of second splint 15 changes, until first splint 9 cooperates second splint 15 to press from both sides iron core 14 tightly, the horizontal and vertical clamp of iron core 14 at this moment is tight, the position is difficult to change, pass through the slotted hole on processing groove structure 10 surface through the grooving instrument at this moment, fluting iron core 14, the utility model discloses a processing groove structure 11 can be dismantled to convenient motor core processing keyway to different demands, rotate screw 43, the position of screw 43 changes, makes screw 43 not contact with the screw thread section of thick bamboo (not marking in the picture) on the processing groove structure 11, and at this moment, screw 43 is not spacing to processing groove 11, and processing groove structure 11 can be dismantled, changes suitable processing groove structure 11, screws up screw 43 again, and is spacing to processing groove structure 11, the utility model discloses it is small, can be to the more stable centre gripping of motor core, thereby improve the precision of processing.
Claims (6)
1. The clamp for machining the key groove of the motor core is characterized by comprising a base (1) with a sliding groove (3) formed in the surface, a first supporting arm (2) and a second supporting arm (4), wherein the first supporting arm (2) is vertically and fixedly installed on the surface of the base (1), the bottom of the second supporting arm (4) is fixedly connected with a sliding block (5), the sliding block (5) is connected with the sliding groove (3) in a sliding mode, the first supporting arm (2) and the second supporting arm (4) are arranged in parallel, and the second supporting arm (4) is in contact with the upper surface of the base (1);
the side wall of the base (1) is rotatably connected with a first threaded rod (6) through a bearing, part of the first threaded rod (6) extends into the sliding groove (3), a threaded hole is formed in the sliding block (5), and the first threaded rod (6) is movably connected with a threaded hole in the surface of the sliding block (5);
a through groove is formed in the surface of the second supporting arm (4), a first clamping plate (9) is movably connected with the through groove in the surface of the second supporting arm (4), and one end of the first clamping plate (9) is fixedly connected with the side wall of the first supporting arm (2); the surfaces of the first supporting arm (2) and the second supporting arm (4) are both detachably provided with processing groove structural members (11), the two processing groove structural members (11) have the same height, the processing groove structural part (11) is arranged above the first clamping plate (9), the first supporting arm (2) and the second supporting arm (4) are respectively provided with a notch (12), the second clamping plate (15) is movably connected with the first supporting arm (2) and the second supporting arm (4) through the notch (12), the second clamping plate (15) and the first clamping plate (9) are arranged in parallel, the second clamping plate (15) is rotatably connected with at least two second threaded rods (8) through bearings (10), the second threaded rods (8) are movably connected with the threaded holes (7), and the threaded holes (7) are formed in the upper surface of the base (1).
2. The clamp for machining the key groove of the motor iron core as claimed in claim 1, wherein the front and rear side walls of the two notches (12) are respectively provided with a first groove body (13), the front and rear side walls of the second clamping plate (15) are respectively and symmetrically fixedly connected with a first limiting block (101), the second clamping plate (15) is further provided with a second groove body (102), a second limiting block (103) is movably connected with the second groove body (102), and the first limiting block (101) and the second limiting block (103) are both movably connected with the first groove body (13).
3. The clamp for machining the key groove of the motor iron core according to claim 1, wherein the first support arm (2) and the second support arm (4) are respectively provided with a limiting groove (42) on the surface, the limiting groove (42) is provided with a through groove (41) on the surface, the second support arm (4) is further provided with at least two through holes on the surface, and the screw (43) is movably connected with the through holes on the second support arm (4).
4. The fixture for machining a key slot of an iron core of an electric machine according to claim 3, wherein at least two threaded cylinders are embedded in the side wall of the machined slot structural member (11), and the threaded member (43) is movably connected with the threaded hole in the side wall of the machined slot structural member (11).
5. The fixture for keyway of a motor core according to any one of claims 1 to 4, wherein the first clamping plate (9) is in contact with the core (14), and an arc surface that fits the core is formed on a contact surface between the first clamping plate (9) and the core (14).
6. The fixture for keyway of a motor core according to any one of claims 1 to 4, wherein the second clamping plate (15) is in contact with the core (14), and an arc surface that fits the core is formed on the contact surface of the second clamping plate (15) and the core (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921212620.6U CN210476223U (en) | 2019-07-30 | 2019-07-30 | Clamp for machining key groove of motor core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921212620.6U CN210476223U (en) | 2019-07-30 | 2019-07-30 | Clamp for machining key groove of motor core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210476223U true CN210476223U (en) | 2020-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921212620.6U Active CN210476223U (en) | 2019-07-30 | 2019-07-30 | Clamp for machining key groove of motor core |
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| Country | Link |
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| CN (1) | CN210476223U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113894572A (en) * | 2021-12-08 | 2022-01-07 | 常州翱隆新能源电机有限公司 | Key groove machining clamp for motor iron core |
-
2019
- 2019-07-30 CN CN201921212620.6U patent/CN210476223U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113894572A (en) * | 2021-12-08 | 2022-01-07 | 常州翱隆新能源电机有限公司 | Key groove machining clamp for motor iron core |
| CN113894572B (en) * | 2021-12-08 | 2022-03-15 | 常州翱隆新能源电机有限公司 | Key groove machining clamp for motor iron core |
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