CN217619286U - Lathe spindle special-shaped chuck - Google Patents
Lathe spindle special-shaped chuck Download PDFInfo
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- CN217619286U CN217619286U CN202221100475.4U CN202221100475U CN217619286U CN 217619286 U CN217619286 U CN 217619286U CN 202221100475 U CN202221100475 U CN 202221100475U CN 217619286 U CN217619286 U CN 217619286U
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- claw
- chuck
- protection
- clamping jaw
- screw thread
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Abstract
The utility model discloses a lathe spindle special-shaped chuck, which comprises a chuck body, wherein the chuck body is of a hollow cylindrical structure, one end of the chuck body is provided with a clamping jaw, the surface of the clamping jaw is provided with a special-shaped notch, the clamping jaw is provided with an adjusting mechanism, the adjusting mechanism comprises a threaded sleeve, two threaded columns, a bearing, a protective block and an extending jaw, and the two threaded columns are symmetrically distributed; the beneficial effects of the utility model are that: the designed adjusting mechanism is beneficial to stably adjusting cylindrical processing workpieces with different calibers, so that the application range of the cylindrical processing workpieces is wider, the positioning precision is ensured, and the cylindrical processing workpieces have good clamping force; the protection of the extending claw is increased through the protection block, and the extension claw is convenient to disassemble and replace when the protection block is worn; through the guide part of design, the direction when having increased the installation of protection piece and extension claw has improved the efficiency of protection piece and extension claw installation.
Description
Technical Field
The utility model belongs to the technical field of the lathe chuck, concretely relates to lathe spindle dysmorphism chuck.
Background
The lathe is a machine tool which mainly uses a lathe tool to perform turning processing on a rotating workpiece; the lathe can also be correspondingly processed by a drill bit, a reamer, a screw tap, a die, a knurling tool and the like; the collet, known as a collet or collet, is a fixture used to secure components that require modification.
The existing lathe spindle special-shaped chuck has the following defects when in use:
when the cylindrical processing workpiece is arranged in the special-shaped notch and is tightly attached, the size of the special-shaped notch is not adjustable, so that the cylindrical processing workpiece with different calibers is not clamped conveniently, and the use of the special-shaped chuck of the lathe spindle is limited.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a lathe spindle dysmorphism chuck to when the cylindricality processing work piece that proposes in solving above-mentioned background art arranges in the dysmorphism breach and the close fit, because the size of dysmorphism breach is usually unadjustable, be unfavorable for carrying out the centre gripping to the cylindricality processing work piece of different bores, restricted the problem that lathe spindle dysmorphism chuck used.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lathe spindle dysmorphism chuck, includes the chuck body, the chuck body is hollow cylindrical structure, and the one end of chuck body is provided with the clamping jaw, special-shaped breach has been seted up on the surface of clamping jaw, be provided with adjustment mechanism on the clamping jaw, and adjustment mechanism includes thread bush, screw post, bearing, protection piece, extension claw, the screw post is provided with two, and two screw post symmetric distributions, the surface of clamping jaw is seted up the perforation that supplies the screw post to pass, the thread bush of screwing with screw post screw thread is installed in the outside of clamping jaw, the extension claw is installed to the one end of screw post, and the junction that extends claw and screw post is provided with the bearing, the tip that extends the claw is provided with the protection piece, and during the use, will need the cylindricality of centre gripping to treat to process the work piece and pass special-shaped breach, rotates the screw post, and the screw post rotates to drive and extends the claw activity, and treat to process work piece surface laminating with the cylindricality closely until extending claw tip, help adjusting according to the cylindricality processing work piece of different bores for the application scope of cylindricality processing work piece is wider, has guaranteed the positioning accuracy, makes it have good clamping-force.
Preferably, still include the bolt, the protection piece passes through bolted connection with extending the claw, has realized the firm installation of protection piece with extending the claw, increases the protection to extending the claw through the protection piece, also is convenient for when the protection piece wearing and tearing, dismantle and change.
Preferably, the protection piece is arc-shaped structure with extend the claw, is convenient for stabilize cylindricality processing work piece centre gripping, be provided with the guide part on protection piece and the extension claw, the guide part includes guide block and guide slot, the guide slot has been seted up on the surface of extending the claw, be provided with the guide block with guide slot looks adaptation on the protection piece, increased the protection piece with extend the direction when claw installation, improved the efficiency of protection piece with extend the claw installation.
Preferably, guide block and protection piece formula structure as an organic whole have increased the intensity of guide block and protection piece, the turn button is installed to the other end of screw thread post, and it is more convenient to rotate the screw thread post through the turn button.
Preferably, the surface of the chuck body is provided with a through hole, and the other end of the chuck body is provided with a boss.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) The designed adjusting mechanism is beneficial to stable adjustment according to cylindrical processing workpieces with different calibers, so that the application range of the cylindrical processing workpieces is wider, the positioning precision is ensured, and the cylindrical processing workpieces have good clamping force;
(2) The protection of the extending claw is increased through the protection block, and the extension claw is convenient to disassemble and replace when the protection block is worn;
(3) Through the guide part of design, the direction when having increased the installation of protection piece and extension claw has improved the efficiency of protection piece and extension claw installation.
Drawings
FIG. 1 is a schematic view of the present invention;
fig. 2 is a schematic top view of the present invention;
fig. 3 is an enlarged schematic structural view of a region B in fig. 2 according to the present invention;
in the figure: 1. a chuck body; 2. a clamping jaw; 3. a through hole; 4. a boss; 5. a threaded sleeve; 6. a threaded post; 7. a special-shaped notch; 8. turning a button; 9. a bearing; 10. a guide block; 11. a protection block; 12. a bolt; 13. an extension claw; 14. and a guide groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: the utility model provides a lathe spindle dysmorphism chuck, including chuck body 1, chuck body 1 is hollow cylindrical structure, and chuck body 1's one end is provided with clamping jaw 2, dysmorphism breach 7 has been seted up on clamping jaw 2's surface, be provided with adjustment mechanism on clamping jaw 2, and adjustment mechanism includes thread bush 5, thread post 6, bearing 9, protection piece 11, extension claw 13, thread post 6 is provided with two, and two thread post 6 symmetric distribution, the surface of clamping jaw 2 is seted up the perforation that supplies thread post 6 to pass, thread bush 5 with thread post 6 screw thread soon is installed in the outside of clamping jaw 2, extension claw 13 is installed to the one end of thread post 6, and the junction of extension claw 13 and thread post 6 is provided with bearing 9, the tip of extension claw 13 is provided with protection piece 11, during the use, the cylindricality that will need the centre gripping treats processing work piece and passes dysmorphism breach 7, rotate thread post 6, thread post 6 rotates and drives extension claw 13 activity, protection piece 11 that the tip of extension claw 13 closely laminates with the cylindricality to treat processing work piece surface, help adjusting according to the cylindricality of different bores, make the cylindricality processing work piece be suitable for wide range of location, the location precision has been guaranteed well its clamping force.
In this embodiment, preferably, still include bolt 12, protection piece 11 and extension claw 13 pass through bolt 12 to be connected, have realized the firm installation of protection piece 11 and extension claw 13, increase the protection to extension claw 13 through protection piece 11, also be convenient for when protection piece 11 wears out, dismantle and change.
In this embodiment, preferably, the protection block 11 and the extension claw 13 are both arc structures, the protection block 11 and the extension claw 13 are provided with guide members, each guide member includes a guide block 10 and a guide groove 14, the surface of the extension claw 13 is provided with the guide groove 14, the protection block 11 is provided with the guide block 10 matched with the guide groove 14, when the protection device is used, the protection block 11 is taken up, the guide block 10 on the protection block 11 is inserted into the guide groove 14 formed in the surface of the extension claw 13, the guide of the protection block 11 and the extension claw 13 during installation is increased, and the installation efficiency of the protection block 11 and the extension claw 13 is improved.
In this embodiment, preferably, guide block 10 and protection block 11 formula structure as an organic whole have increased the intensity of guide block 10 and protection block 11, and turn button 8 is installed to the other end of screw post 6, and it is more convenient to rotate screw post 6 through turn button 8.
In this embodiment, preferably, a through hole 3 is formed in the surface of the chuck body 1, and a boss 4 is disposed at the other end of the chuck body 1.
The utility model discloses a theory of operation and use flow: when the device is used, the protection block 11 is taken up, the guide block 10 on the protection block 11 is inserted into the guide groove 14 formed in the surface of the extension claw 13, the guide of the protection block 11 and the extension claw 13 during installation is increased, and the protection block 11 and the extension claw 13 are connected through the bolt 12;
during the use, treat to process the work piece and pass special-shaped breach 7 with the cylindricality of needs centre gripping, rotate knob 8, 8 rotations of knob drive screw thread post 6 rotations, and screw thread post 6 rotates and drives and extend the activity of claw 13, treats processing workpiece surface laminating closely with the cylindricality until extending the protection piece 11 of claw 13 tip, helps adjusting according to the cylindricality processing work piece of different bores for the application scope of cylindricality processing work piece is wider, has guaranteed positioning accuracy, makes it have good clamping-force.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a lathe main shaft dysmorphism chuck, includes chuck body (1), chuck body (1) is hollow cylindrical structure, and the one end of chuck body (1) is provided with clamping jaw (2), dysmorphism breach (7), its characterized in that have been seted up on the surface of clamping jaw (2): be provided with adjustment mechanism on clamping jaw (2), and adjustment mechanism includes thread bush (5), screw thread post (6), bearing (9), protection piece (11), extends claw (13), screw thread post (6) are provided with two, and two screw thread post (6) symmetric distribution, the perforation that supplies screw thread post (6) to pass is seted up on the surface of clamping jaw (2), thread bush (5) of closing soon with screw thread post (6) screw thread are installed in the outside of clamping jaw (2), extension claw (13) are installed to the one end of screw thread post (6), and the junction that extends claw (13) and screw thread post (6) is provided with bearing (9), the tip that extends claw (13) is provided with protection piece (11).
2. The lathe spindle special-shaped chuck as claimed in claim 1, wherein: the safety device further comprises a bolt (12), and the protection block (11) and the extension claw (13) are connected through the bolt (12).
3. The lathe spindle special-shaped chuck as claimed in claim 1, wherein: the protection block (11) and the extension claw (13) are both of circular arc structures, and guide parts are arranged on the protection block (11) and the extension claw (13).
4. The lathe spindle special-shaped chuck as claimed in claim 3, wherein: the guide part comprises a guide block (10) and a guide groove (14), the guide groove (14) is formed in the surface of the extension claw (13), and the guide block (10) matched with the guide groove (14) is arranged on the protection block (11).
5. The lathe spindle profile collet of claim 4, wherein: the guide block (10) and the protection block (11) are of an integrated structure, and the other end of the threaded column (6) is provided with a rotating button (8).
6. The lathe spindle special-shaped chuck as claimed in claim 1, wherein: the chuck is characterized in that a through hole (3) is formed in the surface of the chuck body (1), and a boss (4) is arranged at the other end of the chuck body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221100475.4U CN217619286U (en) | 2022-05-10 | 2022-05-10 | Lathe spindle special-shaped chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221100475.4U CN217619286U (en) | 2022-05-10 | 2022-05-10 | Lathe spindle special-shaped chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217619286U true CN217619286U (en) | 2022-10-21 |
Family
ID=83652255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221100475.4U Active CN217619286U (en) | 2022-05-10 | 2022-05-10 | Lathe spindle special-shaped chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217619286U (en) |
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2022
- 2022-05-10 CN CN202221100475.4U patent/CN217619286U/en active Active
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