CN214770423U - Numerical control lathe mandrel positioning fixture - Google Patents
Numerical control lathe mandrel positioning fixture Download PDFInfo
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- CN214770423U CN214770423U CN202121383459.6U CN202121383459U CN214770423U CN 214770423 U CN214770423 U CN 214770423U CN 202121383459 U CN202121383459 U CN 202121383459U CN 214770423 U CN214770423 U CN 214770423U
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Abstract
The utility model discloses a numerical control lathe mandrel positioning fixture, clamping device includes base and anchor clamps sleeve, the mandrel cup connects in the anchor clamps sleeve outside, be equipped with a plurality of through-holes one on the anchor clamps sleeve lateral wall, the inside is equipped with the grip block, grip block one side is equipped with the inclined plane, the inside correspondence of anchor clamps sleeve is equipped with the toper ejector pad, the one end of the base that the toper ejector pad is close to is equipped with the threaded rod, the inside of base is equipped with driving motor, driving motor's output shaft and threaded rod fixed link to each other, be equipped with flexible groove corresponding to driving motor in the base, driving motor slides and sets up in flexible groove; and one end of the clamping block, which is far away from each other, is provided with a clamping indicating device. Compared with the prior art, the utility model the advantage lie in: the utility model has the advantages that the conical push block pushes the clamping block to stretch and retract, so as to clamp, the structure is simple, and the operation is convenient; carry out the centre gripping from the dabber is inside, conveniently process to the outside, is equipped with on the grip block and presss from both sides tight indicating device, and whether the convenient observation is pressed from both sides tightly, avoids becoming flexible or pressing from both sides tightly excessively.
Description
Technical Field
The utility model relates to an anchor clamps specifically indicate a numerical control lathe mandrel positioning fixture.
Background
The numerical control lathe is one of the numerical control machines which are widely used at present, and is mainly used for cutting processing of inner and outer cylindrical surfaces of shaft parts or disc parts, inner and outer conical surfaces with any taper angles, complex rotary inner and outer curved surfaces, cylinders, conical threads and the like, and can perform grooving, drilling, reaming, boring and the like. However, in the prior art, the outer ring of the mandrel cannot be machined after the mandrel is clamped by the conventional positioning clamp, and whether the mandrel is clamped or not is inconvenient to observe, so that the mandrel is easily loosened or excessively clamped to cause deformation of the mandrel.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome above technical problem, provide a simple structure makes things convenient for the clamping, can process its periphery behind the clamping, and conveniently observe whether tight numerical control lathe dabber positioning fixture presss from both sides.
In order to solve the technical problem, the utility model provides a technical scheme does: a numerical control lathe mandrel positioning fixture comprises a clamping device and a mandrel, wherein the clamping device comprises a base and a fixture sleeve, one end of the base and one end of the fixture sleeve, which are close to each other, are fixedly connected, the mandrel is sleeved outside the fixture sleeve, a plurality of first through holes are formed in the side wall of the fixture sleeve, a clamping block is arranged in the fixture sleeve in a sliding manner, one side, which is close to each other, of the clamping block is provided with an inclined plane, a conical push block is correspondingly arranged in the fixture sleeve, the side surface of the conical push block is in contact connection with the inclined plane on the clamping block, one end, which is close to the base, of the conical push block is provided with a threaded rod, one side, which is close to the base, of the fixture sleeve is provided with a second through hole, a nut is fixedly arranged in the second through hole, the threaded rod is matched with the nut, a driving motor is arranged in the base, the output shaft of the driving motor is fixedly connected with the threaded rod, a telescopic groove is arranged in the base corresponding to the driving motor, the driving motor is arranged in the telescopic groove in a sliding manner; and one end of the clamping block, which is far away from each other, is provided with a clamping indicating device.
Compared with the prior art, the utility model the advantage lie in: the utility model has the advantages that the conical push block pushes the clamping block to stretch and retract, so as to clamp, the structure is simple, and the operation is convenient; carry out the centre gripping from the dabber is inside, conveniently process to the outside, is equipped with on the grip block and presss from both sides tight indicating device, and whether the convenient observation is pressed from both sides tightly, avoids becoming flexible or pressing from both sides tightly excessively.
As the improvement, be equipped with the stopper on the lateral wall of grip block middle part, it is equipped with the spout to correspond on the inside lateral wall of through-hole, be equipped with the spring in the spout, the grip block gets back to the normal position when conveniently loosening, and the spring both ends are fixed continuous with stopper and spout end wall respectively.
As an improvement, one end of the driving motor, which is far away from the threaded rod, is provided with a limiting plate, and the limiting plate is matched with the telescopic groove to prevent the driving motor from rotating when moving left and right.
As the improvement, be equipped with the recess corresponding to tight indicating device of clamp on the grip block, tight indicating device of clamp includes a flexible piece, two conducting blocks and pilot lamp, elastic component, flexible piece slides and sets up in the recess, and two conducting blocks are fixed respectively on the lateral wall of one side that flexible piece and recess are close to each other, the elastic component both sides link to each other with flexible piece and recess lateral wall respectively, and the one end that flexible piece is close to the recess is equipped with the anticreep protrudingly, and the grip block tip is equipped with the spacing ring corresponding to the anticreep is protruding, prevents that flexible piece from deviating from in the recess.
Drawings
Fig. 1 is a schematic structural view of the positioning fixture for a spindle of a numerically controlled lathe of the present invention.
Fig. 2 is an enlarged view of a portion a in fig. 1.
As shown in the figure: 1. a mandrel; 2. a base; 2.1, a telescopic groove; 3. a clamp sleeve; 3.1, a first through hole; 3.11, a chute; 4. a clamping block; 4.1, a limiting block; 4.2, grooves; 4.3, a limiting ring; 5. a conical push block; 6. a threaded rod; 7. a nut; 8. a drive motor; 8.1, a limiting plate; 9. a clamping indication device; 9.1, a telescopic block; 9.2, a conductive block; 9.3, an indicator light; 9.4, an elastic piece; 9.5, anti-drop protrusions; 10. a spring.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like 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, and 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 therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the term "connected" is to be interpreted broadly, for example, as a fixed connection, a detachable connection, or an integral connection; the specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
With the attached drawings, the numerical control lathe mandrel positioning fixture comprises a clamping device and a mandrel 1, wherein the clamping device comprises a base 2 and a fixture sleeve 3, one end of the base 2 and one end of the fixture sleeve 3 which are close to each other are fixedly connected, the mandrel 1 is sleeved outside the fixture sleeve 3, a plurality of through holes I3.1 are arranged on the side wall of the fixture sleeve 3, a clamping block 4 is arranged in the fixture sleeve in a sliding manner, one side of the clamping block 4 which is close to each other is provided with an inclined plane, a conical push block 5 is correspondingly arranged in the fixture sleeve 3, the side surface of the conical push block 5 is in contact connection with the inclined plane on the clamping block 4, one end of the base 2 which is close to the conical push block 5 is provided with a threaded rod 6, one side of the fixture sleeve 3 which is close to the base 2 is provided with a through hole II, a nut 7 is fixedly arranged in the through hole II, the threaded rod 6 is matched with the nut 7, a driving motor 8 is arranged in the base 2, and the output shaft of the driving motor 8 is fixedly connected with the threaded rod 6, a telescopic groove 2.1 is formed in the base 2 corresponding to the driving motor 8, and the driving motor 8 is arranged in the telescopic groove 2.1 in a sliding manner; and one end of the clamping block 4, which is far away from each other, is provided with a clamping indicating device 9.
Be equipped with stopper 4.1 on the 4 middle part lateral walls of grip block, the corresponding spout 3.11 that is equipped with on the inside lateral wall of through-hole one 3.1, be equipped with spring 10 in the spout 3.11, spring 10 both ends respectively with stopper 4.1 and spout 3.11 end wall fixed continuous.
The spring 10 is in its natural state with the clamping blocks 4 in maximum proximity and the clamping blocks 4 are in tension with the spring 10 spaced from each other when clamping is required.
And a limiting plate 8.1 is arranged at one end of the driving motor 8, which is far away from the threaded rod 6, and the limiting plate 8.1 is matched with the telescopic groove 2.1.
Be equipped with recess 4.2 corresponding to tight indicating device 9 of clamp on grip block 4, tight indicating device 9 of clamp includes a flexible piece 9.1, two conducting blocks 9.2 and pilot lamp 9.3, elastic component 9.4, flexible piece 9.1 slides and sets up in recess 4.2, and two conducting blocks 9.2 are fixed respectively on flexible piece 9.1 and the recess 4.2 lateral wall that is close to each other, elastic component 9.4 both sides link to each other with flexible piece 9.1 and recess 4.2 lateral wall respectively, and flexible piece 9.1 is close to the one end of recess 4.2 and is equipped with the anticreep protrudingly 9.5, and grip block 4 tip is equipped with spacing ring 4.3 corresponding to anticreep protrudingly 9.5.
The base 2 is internally provided with a battery for supplying power to the indicator light, and a plurality of clamping indicating devices are connected in series with each other and then connected in series with the battery to form a loop.
The utility model discloses when the concrete implementation, when needing to press from both sides tightly, start the starter motor with the dabber cover on the anchor clamps sleeve, the pivot of driving motor drives the threaded rod and rotates, because the nut is fixed, so the threaded rod can be followed anchor clamps sleeve axial displacement in the rotation process, drive toper ejector pad and promote the grip block, stretch out to the through-hole one outside, press from both sides tight the dabber, in this process, the flexible piece of clamping indicating device contacts the dabber inner wall earlier, then dabber inner wall extrusion flexible piece retracts in the recess on the grip block, make two conducting blocks contact and communicate, circuit conduction pilot lamp is bright after the conducting block on a plurality of clamping indicating devices all communicates, prove to press from both sides tightly; when the clamping block needs to be loosened, the driving motor is started to rotate reversely to drive the conical pushing block to retract, and meanwhile, the spring pulls the clamping block to return to the original position.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (4)
1. The utility model provides a numerical control lathe dabber positioning fixture, includes clamping device and dabber (1), its characterized in that: the clamping device comprises a base (2) and a clamp sleeve (3), one end of the base (2) and one end of the clamp sleeve (3) which are close to each other are fixedly connected, the mandrel (1) is sleeved outside the clamp sleeve (3), a plurality of first through holes (3.1) are formed in the side wall of the clamp sleeve (3), a clamping block (4) is arranged in the clamp sleeve in a sliding mode, one side of the clamping block (4) which is close to each other is provided with an inclined plane, a conical push block (5) is correspondingly arranged in the clamp sleeve (3), the side face of the conical push block (5) is in contact connection with the inclined plane on the clamping block (4), one end of the base (2) which is close to the conical push block (5) is provided with a threaded rod (6), one side of the clamp sleeve (3) which is close to the base (2) is provided with a second through hole, a nut (7) is fixedly arranged in the second through hole, the threaded rod (6) is matched with the nut (7), and a driving motor (8) is arranged in the base (2), an output shaft of the driving motor (8) is fixedly connected with the threaded rod (6), a telescopic groove (2.1) is formed in the base (2) corresponding to the driving motor (8), and the driving motor (8) is arranged in the telescopic groove (2.1) in a sliding mode; and one end of the clamping block (4) which is far away from each other is provided with a clamping indicating device (9).
2. The numerical control lathe mandrel positioning fixture as claimed in claim 1, characterized in that: be equipped with stopper (4.1) on the lateral wall of grip block (4) middle part, correspond on through-hole (3.1) the inside lateral wall and be equipped with spout (3.11), be equipped with spring (10) in spout (3.11), spring (10) both ends are fixed continuous with stopper (4.1) and spout (3.11) end wall respectively.
3. The numerical control lathe mandrel positioning fixture as claimed in claim 1, characterized in that: one end of the driving motor (8), which is far away from the threaded rod (6), is provided with a limiting plate (8.1), and the limiting plate (8.1) is matched with the telescopic groove (2.1).
4. The numerical control lathe mandrel positioning fixture as claimed in claim 1, characterized in that: be equipped with recess (4.2) corresponding to tight indicating device (9) of clamp on grip block (4), tight indicating device (9) includes one flexible piece (9.1), two conducting blocks (9.2) and pilot lamp (9.3), elastic component (9.4), flexible piece (9.1) slides and sets up in recess (4.2), and two conducting blocks (9.2) are fixed respectively on one side lateral wall that flexible piece (9.1) and recess (4.2) are close to each other, elastic component (9.4) both sides link to each other with flexible piece (9.1) and recess (4.2) lateral wall respectively, and flexible piece (9.1) one end that is close to recess (4.2) is equipped with anticreep protrudingly (9.5), and grip block (4) tip is equipped with spacing ring (4.3) corresponding to anticreep protrudingly (9.5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121383459.6U CN214770423U (en) | 2021-06-22 | 2021-06-22 | Numerical control lathe mandrel positioning fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121383459.6U CN214770423U (en) | 2021-06-22 | 2021-06-22 | Numerical control lathe mandrel positioning fixture |
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| Publication Number | Publication Date |
|---|---|
| CN214770423U true CN214770423U (en) | 2021-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121383459.6U Active CN214770423U (en) | 2021-06-22 | 2021-06-22 | Numerical control lathe mandrel positioning fixture |
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| CN (1) | CN214770423U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114161355A (en) * | 2021-11-30 | 2022-03-11 | 重庆交通大学绿色航空技术研究院 | Electric screwdriver head stabilizing mechanism and electric rotary tool |
-
2021
- 2021-06-22 CN CN202121383459.6U patent/CN214770423U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114161355A (en) * | 2021-11-30 | 2022-03-11 | 重庆交通大学绿色航空技术研究院 | Electric screwdriver head stabilizing mechanism and electric rotary tool |
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