CN212822737U - Numerical control lathe mandrel positioning fixture - Google Patents
Numerical control lathe mandrel positioning fixture Download PDFInfo
- Publication number
- CN212822737U CN212822737U CN202020878328.4U CN202020878328U CN212822737U CN 212822737 U CN212822737 U CN 212822737U CN 202020878328 U CN202020878328 U CN 202020878328U CN 212822737 U CN212822737 U CN 212822737U
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- groove
- limiting
- cavity
- numerical control
- positioning fixture
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Abstract
The utility model provides a numerical control lathe mandrel positioning fixture. Numerical control lathe dabber positioning fixture includes: an operation table; the positioning block is fixedly arranged at the top of the operating platform; the cavity groove is formed in the bottom of the positioning block; the lifting groove is formed in the top of the operating platform; the cavity is arranged on the operating table; the motor is fixedly arranged on the inner wall of the bottom of the cavity; the rotating rod is fixedly arranged on an output shaft of the motor, and one end of the rotating rod extends into the lifting groove; the first conical gear is fixedly arranged at one end of the rotating rod; the internal thread sleeve is rotatably arranged in the lifting groove; and the second bevel gear is fixedly sleeved on the internal thread sleeve. The utility model provides a numerical control lathe dabber positioning fixture has convenient to use, can fix a position the advantage of centre gripping by interior to exterior.
Description
Technical Field
The utility model relates to a numerical control lathe technical field especially relates to 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, so that a new mandrel positioning clamp for the numerically controlled lathe needs to be provided to solve the technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a convenient to use, can fix a position the numerical control lathe dabber positioning fixture of centre gripping by inside to outside.
For solving the technical problem, the utility model provides a numerical control lathe dabber positioning fixture includes: an operation table; the positioning block is fixedly arranged at the top of the operating platform; the cavity groove is formed in the bottom of the positioning block; the lifting groove is formed in the top of the operating platform; the cavity is arranged on the operating table; the motor is fixedly arranged on the inner wall of the bottom of the cavity; the rotating rod is fixedly arranged on an output shaft of the motor, and one end of the rotating rod extends into the lifting groove; the first conical gear is fixedly arranged at one end of the rotating rod; the internal thread sleeve is rotatably arranged in the lifting groove; the second bevel gear is fixedly sleeved on the internal thread sleeve, and the first bevel gear is meshed with the second bevel gear; the threaded rod is installed in the internal thread sleeve in a threaded mode, and the top end of the threaded rod extends out of the internal thread sleeve; the top column is slidably mounted in the lifting groove, the bottom end of the top column is fixedly connected with the top end of the threaded rod, and the top end of the top column extends into the cavity groove; the two sliding holes are respectively formed in the inner walls of the two sides of the cavity groove; the two ejector blocks are respectively installed in the corresponding sliding holes in a sliding mode; the two pull rods are respectively and rotatably installed on the corresponding ejector blocks, and one ends of the pull rods extend into the cavity grooves; the two push plates are respectively and rotatably arranged on the inner walls of the two sides of the cavity groove, and one ends of the two pull rods are respectively and rotatably connected with the corresponding push plates.
Preferably, a first rotating through hole is formed between the lifting groove and the cavity, and the rotating rod is rotatably connected with the first rotating through hole.
Preferably, the bottom fixed mounting of internal thread sleeve has the rolling disc, the bottom of rolling disc is inlayed and is equipped with a plurality of sliding balls that are the annular and distribute, the sliding ball contacts with the bottom inner wall in lift groove.
Preferably, first spacing grooves are formed in the inner walls of the two sides of the lifting groove, first limiting blocks are arranged in the two first spacing grooves in a sliding mode, and the two first limiting blocks are fixedly connected with the ejection column.
Preferably, a second limiting groove is formed in the inner wall of the bottom of the sliding hole, a second limiting block is slidably mounted in the second limiting groove, and the top of the second limiting block is fixedly connected with the top block.
Preferably, a third limiting groove has been seted up on the top inner wall of slide opening, and third limiting groove fixed mounting has the gag lever post, slidable mounting has a third stopper on the gag lever post, the bottom and the kicking block fixed connection of third stopper, the slip cap is equipped with the spring on the gag lever post, the one end and the third stopper of spring contact, the other end of spring contacts with one side inner wall of third limiting groove.
Compared with the prior art, the utility model provides a numerical control lathe dabber positioning fixture has following beneficial effect:
the utility model provides a numerical control lathe mandrel positioning fixture cooperatees through motor, dwang, first conical gear, internal thread sleeve, second conical gear, threaded rod, fore-set, slide opening, kicking block, pull rod and push pedal, has realized carrying out the centre gripping to the dabber from inside to outside for the outer wall processing of dabber can not be influenced.
Drawings
Fig. 1 is a schematic view of an elevational cross-sectional structure of the positioning fixture for the mandrel of the numerically controlled lathe provided by the present invention;
fig. 2 is a schematic side view of the cross-sectional structure of the present invention.
Reference numbers in the figures: 1. an operation table; 2. positioning blocks; 3. a cavity groove; 4. a lifting groove; 5. a cavity; 6. a motor; 7. rotating the rod; 8. a first bevel gear; 9. an internally threaded sleeve; 10. a second bevel gear; 11. a threaded rod; 12. a top pillar; 13. a slide hole; 14. a top block; 15. a pull rod; 16. a push plate.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1 and fig. 2 in combination, wherein fig. 1 is a schematic front sectional view of a positioning fixture for a core shaft of a numerically controlled lathe according to the present invention; fig. 2 is a schematic side view of the cross-sectional structure of the present invention. Numerical control lathe dabber positioning fixture includes: an operation table 1; the positioning block 2 is fixedly arranged at the top of the operating platform 1; the cavity groove 3 is formed in the bottom of the positioning block 2; the lifting groove 4 is formed in the top of the operating platform 1; the cavity 5 is formed in the operating table 1; the motor 6 is fixedly arranged on the inner wall of the bottom of the cavity 5; the rotating rod 7 is fixedly arranged on an output shaft of the motor 6, and one end of the rotating rod 7 extends into the lifting groove 4; the first bevel gear 8 is fixedly arranged at one end of the rotating rod 7; the internal thread sleeve 9, the said internal thread sleeve 9 is installed in lifting groove 4 rotatably; the second bevel gear 10 is fixedly sleeved on the internal thread sleeve 9, and the first bevel gear 8 is meshed with the second bevel gear 10; the threaded rod 11 is installed in the internal thread sleeve 9 in a threaded mode, and the top end of the threaded rod 11 extends out of the internal thread sleeve 9; the top column 12 is slidably mounted in the lifting groove 4, the bottom end of the top column 12 is fixedly connected with the top end of the threaded rod 11, and the top end of the top column 12 extends into the cavity groove 3; the two sliding holes 13 are respectively formed in the inner walls of the two sides of the cavity groove 3; the two top blocks 14 are respectively and slidably arranged in the corresponding sliding holes 13; the two pull rods 15 are respectively and rotatably arranged on the corresponding ejector blocks 14, and one end of each pull rod 15 extends into the cavity groove 3; two push plates 16, two push plates 16 are respectively rotatably installed on the inner walls of the two sides of the cavity groove 3, and one end of each pull rod 15 is respectively rotatably connected with the corresponding push plate 16.
A first rotating through hole is formed between the lifting groove 4 and the cavity 5, and the rotating rod 7 is rotatably connected with the first rotating through hole.
The bottom fixed mounting of internal thread sleeve 9 has the rolling disc, the bottom of rolling disc is inlayed and is equipped with a plurality of smooth beads that are the annular and distribute, smooth bead contacts with the bottom inner wall of lift groove 4.
First spacing grooves have all been seted up on the both sides inner wall of lift groove 4, and equal slidable mounting has first stopper in two first spacing grooves, two first stoppers all with fore-set 12 fixed connection.
A second limiting groove is formed in the inner wall of the bottom of the sliding hole 13, a second limiting block is slidably mounted in the second limiting groove, and the top of the second limiting block is fixedly connected with the top block 14.
Seted up the third spacing groove on the top inner wall of slide opening 13, third spacing inslot fixed mounting has the gag lever post, slidable mounting has the third stopper on the gag lever post, the bottom and the kicking block 14 fixed connection of third stopper, the slip cap is equipped with the spring on the gag lever post, the one end and the third stopper of spring contact, the other end of spring contacts with one side inner wall of third spacing groove.
The utility model provides a numerical control lathe dabber positioning fixture's theory of operation as follows:
during the use, establish locating piece 2 with the dabber cover that needs to process on, then start motor 6, motor 6 drives dwang 7 through the output shaft and rotates, dwang 7 drives second conical gear 10 through first conical gear 8 and rotates, second conical gear 10 drives internal thread sleeve 9 and rotates, internal thread sleeve 9 drives threaded rod 11 and rises under the effect of screw thread, threaded rod 11 drives fore-set 12 and rises, begin to extrude two push pedal 16 after fore-set 12 gets into chamber groove 3, push pedal 16 promotes fore-set 14 through pull rod 15 when pivoted, one side roll-off slide opening 13 of fore-set 14 is outer and extrudees with the inner ring of dabber, thereby the location centre gripping work to the dabber has been accomplished.
Compared with the prior art, the utility model provides a numerical control lathe dabber positioning fixture has following beneficial effect:
the utility model provides a numerical control lathe mandrel positioning fixture cooperatees through motor 6, dwang 7, first conical gear 8, internal thread sleeve 9, second conical gear 10, threaded rod 11, fore-set 12, slide opening 13, kicking block 14, pull rod 15 and push pedal 16, has realized carrying out the centre gripping to the dabber from inside to outside for the outer wall processing of dabber can not be influenced.
It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the technology of this design principle, the settings of the power mechanism, the power supply system, the control system, etc. of the device are not completely described, and the details of the power mechanism, the power supply system, and the control system can be clearly known on the premise that those skilled in the art understand the principle of the present invention.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a numerical control lathe mandrel positioning fixture which characterized in that includes:
an operation table;
the positioning block is fixedly arranged at the top of the operating platform;
the cavity groove is formed in the bottom of the positioning block;
the lifting groove is formed in the top of the operating platform;
the cavity is arranged on the operating table;
the motor is fixedly arranged on the inner wall of the bottom of the cavity;
the rotating rod is fixedly arranged on an output shaft of the motor, and one end of the rotating rod extends into the lifting groove;
the first conical gear is fixedly arranged at one end of the rotating rod;
the internal thread sleeve is rotatably arranged in the lifting groove;
the second bevel gear is fixedly sleeved on the internal thread sleeve, and the first bevel gear is meshed with the second bevel gear;
the threaded rod is installed in the internal thread sleeve in a threaded mode, and the top end of the threaded rod extends out of the internal thread sleeve;
the top column is slidably mounted in the lifting groove, the bottom end of the top column is fixedly connected with the top end of the threaded rod, and the top end of the top column extends into the cavity groove;
the two sliding holes are respectively formed in the inner walls of the two sides of the cavity groove;
the two ejector blocks are respectively installed in the corresponding sliding holes in a sliding mode;
the two pull rods are respectively and rotatably installed on the corresponding ejector blocks, and one ends of the pull rods extend into the cavity grooves;
the two push plates are respectively and rotatably arranged on the inner walls of the two sides of the cavity groove, and one ends of the two pull rods are respectively and rotatably connected with the corresponding push plates.
2. The positioning fixture for the mandrel of the numerically controlled lathe according to claim 1, wherein a first rotating through hole is formed between the lifting groove and the cavity, and the rotating rod is rotatably connected with the first rotating through hole.
3. The numerical control lathe mandrel positioning fixture as claimed in claim 1, wherein a rotating disc is fixedly mounted at the bottom end of the internal thread sleeve, a plurality of sliding balls distributed in an annular shape are embedded at the bottom of the rotating disc, and the sliding balls are in contact with the inner wall of the bottom of the lifting groove.
4. The numerical control lathe mandrel positioning fixture as claimed in claim 1, wherein the inner walls of the two sides of the lifting groove are respectively provided with a first limiting groove, the two first limiting grooves are respectively provided with a first limiting block in a sliding manner, and the two first limiting blocks are respectively fixedly connected with the top column.
5. The numerical control lathe mandrel positioning fixture as claimed in claim 1, wherein a second limiting groove is formed in the inner wall of the bottom of the sliding hole, a second limiting block is slidably mounted in the second limiting groove, and the top of the second limiting block is fixedly connected with the top block.
6. The numerical control lathe mandrel positioning fixture as claimed in claim 1, wherein a third limiting groove is formed in the inner wall of the top of the sliding hole, a limiting rod is fixedly mounted in the third limiting groove, a third limiting block is slidably mounted on the limiting rod, the bottom of the third limiting block is fixedly connected with the top block, a spring is slidably sleeved on the limiting rod, one end of the spring is in contact with the third limiting block, and the other end of the spring is in contact with the inner wall of one side of the third limiting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020878328.4U CN212822737U (en) | 2020-05-22 | 2020-05-22 | Numerical control lathe mandrel positioning fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020878328.4U CN212822737U (en) | 2020-05-22 | 2020-05-22 | Numerical control lathe mandrel positioning fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212822737U true CN212822737U (en) | 2021-03-30 |
Family
ID=75167397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020878328.4U Expired - Fee Related CN212822737U (en) | 2020-05-22 | 2020-05-22 | Numerical control lathe mandrel positioning fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212822737U (en) |
-
2020
- 2020-05-22 CN CN202020878328.4U patent/CN212822737U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210330 Termination date: 20210522 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |