CN211218744U - Spring chuck clamping mechanism for numerical control lathe - Google Patents

Spring chuck clamping mechanism for numerical control lathe Download PDF

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Publication number
CN211218744U
CN211218744U CN201922072125.6U CN201922072125U CN211218744U CN 211218744 U CN211218744 U CN 211218744U CN 201922072125 U CN201922072125 U CN 201922072125U CN 211218744 U CN211218744 U CN 211218744U
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CN
China
Prior art keywords
connecting seat
clamping
clamping sleeve
thread groove
numerical control
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Application number
CN201922072125.6U
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Chinese (zh)
Inventor
郭好敏
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Chongqing Rongchang Huayi Machinery Manufacturing Co ltd
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Chongqing Rongchang Huayi Machinery Manufacturing Co ltd
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Priority to CN201922072125.6U priority Critical patent/CN211218744U/en
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Publication of CN211218744U publication Critical patent/CN211218744U/en
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Abstract

The utility model discloses a spring chuck clamping mechanism for numerical control lathe, which comprises a connecting seat, one side joint of connecting seat has spring chuck, spring chuck presss from both sides tightly has the cutter, spring chuck's one end is equipped with and presss from both sides tight inclined plane, the fixed first stop gear that is equipped with of connecting seat inner wall, threaded connection is equipped with clamping sleeve on the connecting seat, clamping sleeve's one end has been seted up and has been pressed from both sides tight mouth, clamping mouth with press from both sides tight inclined plane and contact, the connecting seat with be equipped with second stop gear between the clamping sleeve, second stop gear includes that quantity is two L shape dead lever, L shape dead lever symmetry is fixed the both sides of connecting seat, it is equipped with the transfer line to run through on the L shape dead lever. Has the advantages that: through installing collet chuck in the connecting seat, so can increase the precision that presss from both sides tightly, guarantee the stability of cutter in long-time course of working, and then increased the precision of product.

Description

Spring chuck clamping mechanism for numerical control lathe
Technical Field
The utility model relates to a numerical control lathe presss from both sides tight field, particularly, relates to a spring chuck clamping mechanism for numerical control lathe.
Background
The numerical control lathe and the turning center are high-precision and high-efficiency automatic machine tools. The multi-station tool turret or the power tool turret is equipped, so that the machine tool has wide processing technological performance, can process complex workpieces such as linear cylinders, oblique line cylinders, circular arcs and various threads, grooves, worms and the like, has various compensation functions of linear interpolation and circular arc interpolation, and plays a good economic effect in the batch production of complex parts. The milling machine is one of numerically controlled lathes, and the spring chuck is one kind of cylindrical fixture for holding drill bit and milling cutter. The fixing device is used for fixing and reinforcing the part needing to be modified.
The existing clamping device is connected with a spring chuck, and is clamped by sleeve threads mostly, but factors such as vibration generated in the long-time use process easily cause insecure thread clamping and influence on the rotation precision of the cutter.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
To the problem among the correlation technique, the utility model provides a spring chuck clamping mechanism for numerical control lathe to overcome the above-mentioned technical problem that current correlation technique exists.
Therefore, the utility model discloses a specific technical scheme as follows:
a spring chuck clamping mechanism for a numerical control lathe comprises a connecting seat, a spring chuck is clamped on one side of the connecting seat, a cutter is clamped in the spring chuck, a clamping inclined plane is arranged at one end of the spring chuck, a first limiting mechanism is fixedly arranged on the inner wall of the connecting seat, a clamping sleeve is arranged on the connecting seat in a threaded connection mode, a clamping opening is formed in one end of the clamping sleeve and is in contact with the clamping inclined plane, a second limiting mechanism is arranged between the connecting seat and the clamping sleeve and comprises two L-shaped fixing rods, the L-shaped fixing rods are symmetrically fixed on two sides of the connecting seat, a transmission rod penetrates through the L-shaped fixing rods, a force connecting plate is fixedly arranged at one end of the transmission rod, the force connecting plate is connected with the L-shaped fixing rods through springs, and an arc-shaped rack is fixedly arranged at one end, away from the force connecting plate, an annular tooth groove is formed in the connecting seat, and the arc-shaped rack is meshed with the annular tooth groove.
Further, first stop gear includes bottom block and a plurality of kicking block, the bottom block is fixed on the inner wall of connecting seat, first thread groove has been seted up on the bottom block, the fixed screw thread post that is equipped with down of kicking block, the second thread groove has been seted up on the kicking block, the screw thread post respectively with first thread groove and second thread groove phase-match, the kicking block passes through screw thread post and first thread groove threaded connection, pass through screw thread post and second thread groove threaded connection between the kicking block.
Furthermore, a cross groove is formed in the position, located on the top block, of the bottom of the second thread groove.
Furthermore, one side of the clamping opening is positioned on the inner wall of the clamping sleeve and is fixedly provided with a plurality of reinforcing ribs, and a plurality of balls are movably embedded in the inner wall of the clamping opening.
Furthermore, a rubber sleeve is fixedly arranged on the clamping sleeve, and a plurality of force-assisting holes are formed in the clamping sleeve.
The utility model has the advantages that:
(1) through installing collet chuck in the connecting seat, so can increase the precision that presss from both sides tightly, guarantee the stability of cutter in long-time course of working, and then increased the precision of product.
(2) Through setting up first stop gear, can be according to the demand, go to match not unidimensional collet chuck and cutter through increasing the quantity of adding the ejector pad, increased the application range of this mechanism.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a collet chuck clamping mechanism for a numerically controlled lathe according to an embodiment of the present invention;
FIG. 2 is an enlarged view at A in FIG. 1;
fig. 3 is a schematic structural diagram of a first limiting mechanism in a collet chuck clamping mechanism for a numerically controlled lathe according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of an arc-shaped rack in a collet chuck clamping mechanism for a numerically controlled lathe according to an embodiment of the present invention.
In the figure:
1. a connecting seat; 2. a collet chuck; 3. clamping the inclined plane; 4. a first limit mechanism; 5. a clamping sleeve; 6. an L-shaped fixing rod; 7. a transmission rod; 8. a force-receiving plate; 9. a spring; 10. an arc-shaped rack; 11. an annular gullet; 12. a bottom block; 13. a top block; 14. a threaded post; 15. a cross groove; 16. reinforcing ribs; 17. a ball bearing; 18. a rubber sleeve; 19. a force-assisted hole.
Detailed Description
For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.
According to the utility model discloses an embodiment provides a spring chuck clamping mechanism for numerical control lathe.
Referring to the drawings and the detailed description, as shown in fig. 1-4, a collet chuck clamping mechanism for a numerically controlled lathe according to an embodiment of the present invention includes a connecting seat 1, a collet chuck 2 is fastened to one side of the connecting seat 1, a tool is clamped in the collet chuck 2, a clamping inclined plane 3 is disposed at one end of the collet chuck 2, a first limiting mechanism 4 is fixedly disposed on an inner wall of the connecting seat 1, a clamping sleeve 5 is disposed on the connecting seat 1 in a threaded connection manner, a clamping opening is disposed at one end of the clamping sleeve 5, the clamping opening contacts with the clamping inclined plane 3, a second limiting mechanism is disposed between the connecting seat 1 and the clamping sleeve 5, the second limiting mechanism includes two L-shaped fixing rods 6, the two L-shaped fixing rods 6 are symmetrically fixed at two sides of the connecting seat 1, the L-shaped fixing rod 6 is provided with a transmission rod 7 in a penetrating mode, one end of the transmission rod 7 is fixedly provided with a connecting plate 8, the lower end of the connecting plate 8 is connected with the L-shaped fixing rod 6 through a spring 9, one end, far away from the connecting plate 8, of the transmission rod 7 is fixedly provided with an arc-shaped rack 10, the connecting seat 1 is provided with an annular tooth groove 11, and the arc-shaped rack 10 is meshed with the annular tooth groove 11.
By means of the above-mentioned technical scheme, through installing collet chuck 2 in connecting seat 1, rotatory clamping sleeve 5, make to press from both sides tight inclined plane 3 and tie by the clamping opening, and then can press from both sides tight cutter, through second stop gear, make after pressing from both sides tight cutter, through pulling transfer line 7, arc rack 10 meshes with annular tooth's socket 11 mutually in addition, can effectively avoid clamping sleeve 5's rotation, and simultaneously, when arc rack 10 is located annular tooth's socket 11, also can carry on spacingly in the horizontal direction, so can increase the precision of clamp tightly, the stability of cutter in long-time course of working has been guaranteed, and then the precision of product has been increased.
In an embodiment, for the second dust suction pipe, the first limiting mechanism 4 includes a bottom block 12 and a plurality of top blocks 13, the bottom block 12 is fixed on the inner wall of the connecting seat 1, a first thread groove is formed in the bottom block 12, a thread post 14 is fixed below the top block 13, a second thread groove is formed in the top block 13, the thread post 14 is respectively matched with the first thread groove and the second thread groove, the top block 13 is in threaded connection with the first thread groove through the thread post 14, and the top blocks 13 are in threaded connection with the second thread groove through the thread post 14.
By means of the above-mentioned technical scheme, through setting up first stop gear 4, make when the cutter is carrying out the centre gripping, the first stop gear 4 of one end conflict of cutter, thereby carry out a spacingly to the centre gripping of cutter, and simultaneously, when collet chuck 2 installs, can be aligned with first stop gear 4's center through collet chuck 2's center, then can carry out a spacingly to collet chuck 2, and simultaneously, in the use, can be according to the demand, remove the collet chuck 2 and the cutter of matcing not unidimensional through increasing the quantity of adding the addendum piece, the application range of this mechanism has been increased.
In one embodiment, for the second thread groove, a cross-shaped groove 15 is formed on the top block 13 at the bottom of the second thread groove.
In one embodiment, for the clamping opening, a plurality of reinforcing ribs 16 are fixedly arranged on the inner wall of the clamping sleeve 5 on one side of the clamping opening, and a plurality of balls 17 are movably embedded in the inner wall of the clamping opening.
In one embodiment, for the clamping sleeve 5, a rubber sleeve 18 is fixedly arranged on the clamping sleeve 5, and a plurality of force-assisting holes 19 are formed on the clamping sleeve 5.
In practical use, a spring can be additionally arranged between the two arc-shaped racks 10, so that the clamping force between the arc-shaped racks 10 and the annular tooth grooves 11 is increased.
To sum up, with the aid of the above technical scheme of the utility model, through installing collet chuck 2 in connecting seat 1, rotatory clamping sleeve 5, make to press from both sides tight inclined plane 3 and tie by the clamping mouth, and then can press from both sides tight cutter, through second stop gear, make after pressing from both sides tight cutter, through pulling transfer line 7, arc rack 10 meshes with annular tooth's socket 11 mutually in addition, can effectively avoid clamping sleeve 5's rotation, and simultaneously, when arc rack 10 is located annular tooth's socket 11, also can carry on spacingly at the horizontal direction, so can increase tight precision of clamp, the stability of cutter in long-time course of working has been guaranteed, and then the precision of product has been increased. Through setting up first stop gear 4, make when the cutter is carrying out the centre gripping, the first stop gear 4 of one end conflict of cutter, thereby carry out a spacingly to the centre gripping of cutter, and simultaneously, when the installation of collet chuck 2, can be aligned with first stop gear 4's center through the center of collet chuck 2, then can carry out a spacingly to collet chuck 2, and simultaneously, in the use, can be according to the demand, remove the not unidimensional collet chuck 2 and the cutter of matching through increasing the quantity that adds the ejector pad, the application range of this mechanism has been increased. Through setting up cross recess 15, can conveniently dismantle kicking block 13 through the screwdriver, the convenience of dismantling kicking block 13 has been increased, through setting up strengthening rib 16 and ball 17, when having increased clamping sleeve 5's intensity, can make the frictional force between clamping opening and the tight inclined plane 3 of clamp, thereby conveniently press from both sides tightly, through setting up rubber sleeve 18 and borrowing power hole 19, thereby when having increased the frictional force between palm and clamping sleeve 5, when meetting the dead condition of the screw thread card of clamping sleeve 5, through can open it at relevant instrument through borrowing power hole 19, avoid the dead condition of card to take place between clamping sleeve 5 and connecting seat 1.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. A spring chuck clamping mechanism for a numerical control lathe is characterized by comprising a connecting seat (1), a spring chuck (2) is clamped on one side of the connecting seat (1), a cutter is clamped in the spring chuck (2), a clamping inclined plane (3) is arranged at one end of the spring chuck (2), a first limiting mechanism (4) is fixedly arranged on the inner wall of the connecting seat (1), a clamping sleeve (5) is arranged on the connecting seat (1) in a threaded connection mode, a clamping opening is formed in one end of the clamping sleeve (5) and is in contact with the clamping inclined plane (3), a second limiting mechanism is arranged between the connecting seat (1) and the clamping sleeve (5) and comprises two L-shaped fixing rods (6), and the L-shaped fixing rods (6) are symmetrically fixed on two sides of the connecting seat (1), the L-shaped fixing rod (6) is provided with a transmission rod (7) in a penetrating mode, one end of the transmission rod (7) is fixedly provided with a connecting plate (8), the connecting plate (8) is connected with the L-shaped fixing rod (6) through a spring (9), the transmission rod (7) is far away from one end of the connecting plate (8) and is fixedly provided with an arc-shaped rack (10), the connecting seat (1) is provided with an annular tooth socket (11), and the arc-shaped rack (10) is meshed with the annular tooth socket (11).
2. The collet chuck clamping mechanism for the numerical control lathe according to claim 1, wherein the first limiting mechanism (4) comprises a bottom block (12) and a plurality of top blocks (13), the bottom block (12) is fixed on the inner wall of the connecting seat (1), a first thread groove is formed in the bottom block (12), a thread column (14) is fixedly arranged below the top block (13), a second thread groove is formed in the top block (13), the thread column (14) is respectively matched with the first thread groove and the second thread groove, the top block (13) is in threaded connection with the first thread groove through the thread column (14), and the top block (13) is in threaded connection with the second thread groove through the thread column (14).
3. The collet chuck clamping mechanism for the numerically controlled lathe according to claim 2, wherein a cross-shaped groove (15) is formed in the top block (13) at the bottom of the second thread groove.
4. The collet chuck clamping mechanism for the numerical control lathe according to claim 3, wherein a plurality of reinforcing ribs (16) are fixedly arranged on the inner wall of the clamping sleeve (5) on one side of the clamping opening, and a plurality of balls (17) are movably embedded in the inner wall of the clamping opening.
5. The collet chuck clamping mechanism for the numerical control lathe according to claim 4, wherein the clamping sleeve (5) is fixedly provided with a rubber sleeve (18), and the clamping sleeve (5) is provided with a plurality of force-assisting holes (19).
CN201922072125.6U 2019-11-27 2019-11-27 Spring chuck clamping mechanism for numerical control lathe Active CN211218744U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922072125.6U CN211218744U (en) 2019-11-27 2019-11-27 Spring chuck clamping mechanism for numerical control lathe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922072125.6U CN211218744U (en) 2019-11-27 2019-11-27 Spring chuck clamping mechanism for numerical control lathe

Publications (1)

Publication Number Publication Date
CN211218744U true CN211218744U (en) 2020-08-11

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ID=71938930

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922072125.6U Active CN211218744U (en) 2019-11-27 2019-11-27 Spring chuck clamping mechanism for numerical control lathe

Country Status (1)

Country Link
CN (1) CN211218744U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112828329A (en) * 2021-01-08 2021-05-25 常州机电职业技术学院 Spring chuck clamping mechanism of numerical control lathe
CN112935346A (en) * 2021-01-29 2021-06-11 宁波盛德气动液压有限公司 Drilling machine protection device for drilling hydraulic element

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112828329A (en) * 2021-01-08 2021-05-25 常州机电职业技术学院 Spring chuck clamping mechanism of numerical control lathe
CN112935346A (en) * 2021-01-29 2021-06-11 宁波盛德气动液压有限公司 Drilling machine protection device for drilling hydraulic element

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